Home / 884,332.20-1,221,304.80-609,404.88

Finding the Fourth Proportional to 884,332.20, 1,221,304.80 and 609,404.88

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Solution

The fourth proportional to 884,332.20, 1,221,304.80 and 609,404.88 is: 841,617.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,332.20 : 1,221,304.80 = 609,404.88 : x
  2. Step 2: Convert to fraction form
    884,332.20/1,221,304.80 = 609,404.88/x
  3. Step 3: Cross multiply
    884,332.20x = 1,221,304.80 × 609,404.88
  4. Step 4: Simplify right side
    884,332.20x = 744,269,105,087.42
  5. Step 5: Solve for x
    x = 744,269,105,087.42/884,332.20
  6. Step 6: Final answer
    x = 841,617.10

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1.5x scale

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.