Home / 961,052.72-1,326,255.15-525,498.31

Finding the Fourth Proportional to 961,052.72, 1,326,255.15 and 525,498.31

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Solution

The fourth proportional to 961,052.72, 1,326,255.15 and 525,498.31 is: 725,188.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,052.72 : 1,326,255.15 = 525,498.31 : x
  2. Step 2: Convert to fraction form
    961,052.72/1,326,255.15 = 525,498.31/x
  3. Step 3: Cross multiply
    961,052.72x = 1,326,255.15 × 525,498.31
  4. Step 4: Simplify right side
    961,052.72x = 696,944,839,953.80
  5. Step 5: Solve for x
    x = 696,944,839,953.80/961,052.72
  6. Step 6: Final answer
    x = 725,188.98

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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.