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Finding the Fourth Proportional to 584,460.30, 876,690.45 and 584,460.30

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Solution

The fourth proportional to 584,460.30, 876,690.45 and 584,460.30 is: 876,690.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,460.30 : 876,690.45 = 584,460.30 : x
  2. Step 2: Convert to fraction form
    584,460.30/876,690.45 = 584,460.30/x
  3. Step 3: Cross multiply
    584,460.30x = 876,690.45 × 584,460.30
  4. Step 4: Simplify right side
    584,460.30x = 512,390,763,414.14
  5. Step 5: Solve for x
    x = 512,390,763,414.14/584,460.30
  6. Step 6: Final answer
    x = 876,690.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.