Home / 992,567.90-1,369,676.31-539,849.18

Finding the Fourth Proportional to 992,567.90, 1,369,676.31 and 539,849.18

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Solution

The fourth proportional to 992,567.90, 1,369,676.31 and 539,849.18 is: 744,955.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,567.90 : 1,369,676.31 = 539,849.18 : x
  2. Step 2: Convert to fraction form
    992,567.90/1,369,676.31 = 539,849.18/x
  3. Step 3: Cross multiply
    992,567.90x = 1,369,676.31 × 539,849.18
  4. Step 4: Simplify right side
    992,567.90x = 739,418,632,818.93
  5. Step 5: Solve for x
    x = 739,418,632,818.93/992,567.90
  6. Step 6: Final answer
    x = 744,955.21

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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.