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Finding the Fourth Proportional to 564,646.73, 778,870.08 and 335,052.70

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Solution

The fourth proportional to 564,646.73, 778,870.08 and 335,052.70 is: 462,169.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,646.73 : 778,870.08 = 335,052.70 : x
  2. Step 2: Convert to fraction form
    564,646.73/778,870.08 = 335,052.70/x
  3. Step 3: Cross multiply
    564,646.73x = 778,870.08 × 335,052.70
  4. Step 4: Simplify right side
    564,646.73x = 260,962,521,306.04
  5. Step 5: Solve for x
    x = 260,962,521,306.04/564,646.73
  6. Step 6: Final answer
    x = 462,169.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.