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Finding the Fourth Proportional to 542,646.67, 810,017.84 and 502,624.57

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Solution

The fourth proportional to 542,646.67, 810,017.84 and 502,624.57 is: 750,276.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,646.67 : 810,017.84 = 502,624.57 : x
  2. Step 2: Convert to fraction form
    542,646.67/810,017.84 = 502,624.57/x
  3. Step 3: Cross multiply
    542,646.67x = 810,017.84 × 502,624.57
  4. Step 4: Simplify right side
    542,646.67x = 407,134,868,522.33
  5. Step 5: Solve for x
    x = 407,134,868,522.33/542,646.67
  6. Step 6: Final answer
    x = 750,276.18

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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.