Home / 755,553.93-1,042,327.54-510,459.87

Finding the Fourth Proportional to 755,553.93, 1,042,327.54 and 510,459.87

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Solution

The fourth proportional to 755,553.93, 1,042,327.54 and 510,459.87 is: 704,207.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,553.93 : 1,042,327.54 = 510,459.87 : x
  2. Step 2: Convert to fraction form
    755,553.93/1,042,327.54 = 510,459.87/x
  3. Step 3: Cross multiply
    755,553.93x = 1,042,327.54 × 510,459.87
  4. Step 4: Simplify right side
    755,553.93x = 532,066,385,112.62
  5. Step 5: Solve for x
    x = 532,066,385,112.62/755,553.93
  6. Step 6: Final answer
    x = 704,207.03

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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.