Home / 750,681.20-1,126,213.80-529,497.20

Finding the Fourth Proportional to 750,681.20, 1,126,213.80 and 529,497.20

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Solution

The fourth proportional to 750,681.20, 1,126,213.80 and 529,497.20 is: 794,381.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,681.20 : 1,126,213.80 = 529,497.20 : x
  2. Step 2: Convert to fraction form
    750,681.20/1,126,213.80 = 529,497.20/x
  3. Step 3: Cross multiply
    750,681.20x = 1,126,213.80 × 529,497.20
  4. Step 4: Simplify right side
    750,681.20x = 596,327,053,701.36
  5. Step 5: Solve for x
    x = 596,327,053,701.36/750,681.20
  6. Step 6: Final answer
    x = 794,381.23

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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.