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Finding the Fourth Proportional to 589,034.90, 883,552.35 and 402,410.90

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Solution

The fourth proportional to 589,034.90, 883,552.35 and 402,410.90 is: 603,616.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,034.90 : 883,552.35 = 402,410.90 : x
  2. Step 2: Convert to fraction form
    589,034.90/883,552.35 = 402,410.90/x
  3. Step 3: Cross multiply
    589,034.90x = 883,552.35 × 402,410.90
  4. Step 4: Simplify right side
    589,034.90x = 355,551,096,360.62
  5. Step 5: Solve for x
    x = 355,551,096,360.62/589,034.90
  6. Step 6: Final answer
    x = 603,616.35

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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.