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Finding the Fourth Proportional to 607,124.71, 837,815.42 and 335,187.66

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Solution

The fourth proportional to 607,124.71, 837,815.42 and 335,187.66 is: 462,549.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,124.71 : 837,815.42 = 335,187.66 : x
  2. Step 2: Convert to fraction form
    607,124.71/837,815.42 = 335,187.66/x
  3. Step 3: Cross multiply
    607,124.71x = 837,815.42 × 335,187.66
  4. Step 4: Simplify right side
    607,124.71x = 280,825,390,141.72
  5. Step 5: Solve for x
    x = 280,825,390,141.72/607,124.71
  6. Step 6: Final answer
    x = 462,549.76

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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.