Home / 707,412.80-1,061,119.20-567,444.80

Finding the Fourth Proportional to 707,412.80, 1,061,119.20 and 567,444.80

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Solution

The fourth proportional to 707,412.80, 1,061,119.20 and 567,444.80 is: 851,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,412.80 : 1,061,119.20 = 567,444.80 : x
  2. Step 2: Convert to fraction form
    707,412.80/1,061,119.20 = 567,444.80/x
  3. Step 3: Cross multiply
    707,412.80x = 1,061,119.20 × 567,444.80
  4. Step 4: Simplify right side
    707,412.80x = 602,126,572,220.16
  5. Step 5: Solve for x
    x = 602,126,572,220.16/707,412.80
  6. Step 6: Final answer
    x = 851,167.20

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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.