Home / 971,938.80-1,456,871.40-372,668.40

Finding the Fourth Proportional to 971,938.80, 1,456,871.40 and 372,668.40

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Solution

The fourth proportional to 971,938.80, 1,456,871.40 and 372,668.40 is: 558,605.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,938.80 : 1,456,871.40 = 372,668.40 : x
  2. Step 2: Convert to fraction form
    971,938.80/1,456,871.40 = 372,668.40/x
  3. Step 3: Cross multiply
    971,938.80x = 1,456,871.40 × 372,668.40
  4. Step 4: Simplify right side
    971,938.80x = 542,929,933,643.76
  5. Step 5: Solve for x
    x = 542,929,933,643.76/971,938.80
  6. Step 6: Final answer
    x = 558,605.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.