Home / 1,008,332.88-1,391,566.80-555,623.88

Finding the Fourth Proportional to 1,008,332.88, 1,391,566.80 and 555,623.88

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Solution

The fourth proportional to 1,008,332.88, 1,391,566.80 and 555,623.88 is: 766,798.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,332.88 : 1,391,566.80 = 555,623.88 : x
  2. Step 2: Convert to fraction form
    1,008,332.88/1,391,566.80 = 555,623.88/x
  3. Step 3: Cross multiply
    1,008,332.88x = 1,391,566.80 × 555,623.88
  4. Step 4: Simplify right side
    1,008,332.88x = 773,187,744,695.18
  5. Step 5: Solve for x
    x = 773,187,744,695.18/1,008,332.88
  6. Step 6: Final answer
    x = 766,798.11

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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.