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Finding the Fourth Proportional to 586,246.92, 872,964.53 and 564,700.42

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Solution

The fourth proportional to 586,246.92, 872,964.53 and 564,700.42 is: 840,880.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,246.92 : 872,964.53 = 564,700.42 : x
  2. Step 2: Convert to fraction form
    586,246.92/872,964.53 = 564,700.42/x
  3. Step 3: Cross multiply
    586,246.92x = 872,964.53 × 564,700.42
  4. Step 4: Simplify right side
    586,246.92x = 492,963,432,211.01
  5. Step 5: Solve for x
    x = 492,963,432,211.01/586,246.92
  6. Step 6: Final answer
    x = 840,880.21

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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.