Home / 768,542.03-1,060,681.52-446,252.12

Finding the Fourth Proportional to 768,542.03, 1,060,681.52 and 446,252.12

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Solution

The fourth proportional to 768,542.03, 1,060,681.52 and 446,252.12 is: 615,882.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,542.03 : 1,060,681.52 = 446,252.12 : x
  2. Step 2: Convert to fraction form
    768,542.03/1,060,681.52 = 446,252.12/x
  3. Step 3: Cross multiply
    768,542.03x = 1,060,681.52 × 446,252.12
  4. Step 4: Simplify right side
    768,542.03x = 473,331,374,713.56
  5. Step 5: Solve for x
    x = 473,331,374,713.56/768,542.03
  6. Step 6: Final answer
    x = 615,882.22

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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.