Home / 955,531.08-1,433,248.80-356,445.36

Finding the Fourth Proportional to 955,531.08, 1,433,248.80 and 356,445.36

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Solution

The fourth proportional to 955,531.08, 1,433,248.80 and 356,445.36 is: 534,650.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,531.08 : 1,433,248.80 = 356,445.36 : x
  2. Step 2: Convert to fraction form
    955,531.08/1,433,248.80 = 356,445.36/x
  3. Step 3: Cross multiply
    955,531.08x = 1,433,248.80 × 356,445.36
  4. Step 4: Simplify right side
    955,531.08x = 510,874,884,485.57
  5. Step 5: Solve for x
    x = 510,874,884,485.57/955,531.08
  6. Step 6: Final answer
    x = 534,650.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.