Home / 955,457.83-1,318,381.14-547,481.22

Finding the Fourth Proportional to 955,457.83, 1,318,381.14 and 547,481.22

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Solution

The fourth proportional to 955,457.83, 1,318,381.14 and 547,481.22 is: 755,437.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,457.83 : 1,318,381.14 = 547,481.22 : x
  2. Step 2: Convert to fraction form
    955,457.83/1,318,381.14 = 547,481.22/x
  3. Step 3: Cross multiply
    955,457.83x = 1,318,381.14 × 547,481.22
  4. Step 4: Simplify right side
    955,457.83x = 721,788,914,952.19
  5. Step 5: Solve for x
    x = 721,788,914,952.19/955,457.83
  6. Step 6: Final answer
    x = 755,437.75

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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.