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Finding the Fourth Proportional to 625,607.94, 933,833.52 and 537,428.10

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Solution

The fourth proportional to 625,607.94, 933,833.52 and 537,428.10 is: 802,209.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,607.94 : 933,833.52 = 537,428.10 : x
  2. Step 2: Convert to fraction form
    625,607.94/933,833.52 = 537,428.10/x
  3. Step 3: Cross multiply
    625,607.94x = 933,833.52 × 537,428.10
  4. Step 4: Simplify right side
    625,607.94x = 501,868,374,369.91
  5. Step 5: Solve for x
    x = 501,868,374,369.91/625,607.94
  6. Step 6: Final answer
    x = 802,209.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.