Home / 584,428.10-876,642.15-210,316.10

Finding the Fourth Proportional to 584,428.10, 876,642.15 and 210,316.10

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Solution

The fourth proportional to 584,428.10, 876,642.15 and 210,316.10 is: 315,474.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,428.10 : 876,642.15 = 210,316.10 : x
  2. Step 2: Convert to fraction form
    584,428.10/876,642.15 = 210,316.10/x
  3. Step 3: Cross multiply
    584,428.10x = 876,642.15 × 210,316.10
  4. Step 4: Simplify right side
    584,428.10x = 184,371,958,083.62
  5. Step 5: Solve for x
    x = 184,371,958,083.62/584,428.10
  6. Step 6: Final answer
    x = 315,474.15

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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.