Home / 992,674.56-1,369,901.52-539,966.64

Finding the Fourth Proportional to 992,674.56, 1,369,901.52 and 539,966.64

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Solution

The fourth proportional to 992,674.56, 1,369,901.52 and 539,966.64 is: 745,159.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,674.56 : 1,369,901.52 = 539,966.64 : x
  2. Step 2: Convert to fraction form
    992,674.56/1,369,901.52 = 539,966.64/x
  3. Step 3: Cross multiply
    992,674.56x = 1,369,901.52 × 539,966.64
  4. Step 4: Simplify right side
    992,674.56x = 739,701,120,885.29
  5. Step 5: Solve for x
    x = 739,701,120,885.29/992,674.56
  6. Step 6: Final answer
    x = 745,159.74

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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.