Home / 955,275.29-1,318,279.85-525,546.19

Finding the Fourth Proportional to 955,275.29, 1,318,279.85 and 525,546.19

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Solution

The fourth proportional to 955,275.29, 1,318,279.85 and 525,546.19 is: 725,253.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,275.29 : 1,318,279.85 = 525,546.19 : x
  2. Step 2: Convert to fraction form
    955,275.29/1,318,279.85 = 525,546.19/x
  3. Step 3: Cross multiply
    955,275.29x = 1,318,279.85 × 525,546.19
  4. Step 4: Simplify right side
    955,275.29x = 692,816,946,597.84
  5. Step 5: Solve for x
    x = 692,816,946,597.84/955,275.29
  6. Step 6: Final answer
    x = 725,253.71

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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.