Home / 545,165.34-752,328.20-303,442.74

Finding the Fourth Proportional to 545,165.34, 752,328.20 and 303,442.74

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Solution

The fourth proportional to 545,165.34, 752,328.20 and 303,442.74 is: 418,751.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,165.34 : 752,328.20 = 303,442.74 : x
  2. Step 2: Convert to fraction form
    545,165.34/752,328.20 = 303,442.74/x
  3. Step 3: Cross multiply
    545,165.34x = 752,328.20 × 303,442.74
  4. Step 4: Simplify right side
    545,165.34x = 228,288,530,387.27
  5. Step 5: Solve for x
    x = 228,288,530,387.27/545,165.34
  6. Step 6: Final answer
    x = 418,751.00

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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.