Home / 955,370.42-1,318,442.71-547,550.45

Finding the Fourth Proportional to 955,370.42, 1,318,442.71 and 547,550.45

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Solution

The fourth proportional to 955,370.42, 1,318,442.71 and 547,550.45 is: 755,637.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,370.42 : 1,318,442.71 = 547,550.45 : x
  2. Step 2: Convert to fraction form
    955,370.42/1,318,442.71 = 547,550.45/x
  3. Step 3: Cross multiply
    955,370.42x = 1,318,442.71 × 547,550.45
  4. Step 4: Simplify right side
    955,370.42x = 721,913,897,790.84
  5. Step 5: Solve for x
    x = 721,913,897,790.84/955,370.42
  6. Step 6: Final answer
    x = 755,637.69

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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.