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Finding the Fourth Proportional to 568,908.32, 785,280.57 and 452,834.70

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Solution

The fourth proportional to 568,908.32, 785,280.57 and 452,834.70 is: 625,060.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,908.32 : 785,280.57 = 452,834.70 : x
  2. Step 2: Convert to fraction form
    568,908.32/785,280.57 = 452,834.70/x
  3. Step 3: Cross multiply
    568,908.32x = 785,280.57 × 452,834.70
  4. Step 4: Simplify right side
    568,908.32x = 355,602,293,653.25
  5. Step 5: Solve for x
    x = 355,602,293,653.25/568,908.32
  6. Step 6: Final answer
    x = 625,060.81

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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.