Home / 746,966.43-1,030,519.92-459,988.29

Finding the Fourth Proportional to 746,966.43, 1,030,519.92 and 459,988.29

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Solution

The fourth proportional to 746,966.43, 1,030,519.92 and 459,988.29 is: 634,602.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,966.43 : 1,030,519.92 = 459,988.29 : x
  2. Step 2: Convert to fraction form
    746,966.43/1,030,519.92 = 459,988.29/x
  3. Step 3: Cross multiply
    746,966.43x = 1,030,519.92 × 459,988.29
  4. Step 4: Simplify right side
    746,966.43x = 474,027,095,811.74
  5. Step 5: Solve for x
    x = 474,027,095,811.74/746,966.43
  6. Step 6: Final answer
    x = 634,602.94

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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.