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Finding the Fourth Proportional to 607,842.14, 910,948.20 and 473,068.94

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Solution

The fourth proportional to 607,842.14, 910,948.20 and 473,068.94 is: 708,969.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,842.14 : 910,948.20 = 473,068.94 : x
  2. Step 2: Convert to fraction form
    607,842.14/910,948.20 = 473,068.94/x
  3. Step 3: Cross multiply
    607,842.14x = 910,948.20 × 473,068.94
  4. Step 4: Simplify right side
    607,842.14x = 430,941,299,368.91
  5. Step 5: Solve for x
    x = 430,941,299,368.91/607,842.14
  6. Step 6: Final answer
    x = 708,969.11

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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.