Home / 753,555.32-1,039,612.83-426,793.22

Finding the Fourth Proportional to 753,555.32, 1,039,612.83 and 426,793.22

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Solution

The fourth proportional to 753,555.32, 1,039,612.83 and 426,793.22 is: 588,808.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,555.32 : 1,039,612.83 = 426,793.22 : x
  2. Step 2: Convert to fraction form
    753,555.32/1,039,612.83 = 426,793.22/x
  3. Step 3: Cross multiply
    753,555.32x = 1,039,612.83 × 426,793.22
  4. Step 4: Simplify right side
    753,555.32x = 443,699,707,269.01
  5. Step 5: Solve for x
    x = 443,699,707,269.01/753,555.32
  6. Step 6: Final answer
    x = 588,808.41

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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.