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Finding the Fourth Proportional to 424,684.80, 586,050.12 and 233,693.28

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Solution

The fourth proportional to 424,684.80, 586,050.12 and 233,693.28 is: 322,488.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,684.80 : 586,050.12 = 233,693.28 : x
  2. Step 2: Convert to fraction form
    424,684.80/586,050.12 = 233,693.28/x
  3. Step 3: Cross multiply
    424,684.80x = 586,050.12 × 233,693.28
  4. Step 4: Simplify right side
    424,684.80x = 136,955,974,787.19
  5. Step 5: Solve for x
    x = 136,955,974,787.19/424,684.80
  6. Step 6: Final answer
    x = 322,488.53

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1.5x scale

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.