Home / 955,505.28-1,433,210.88-356,420.40

Finding the Fourth Proportional to 955,505.28, 1,433,210.88 and 356,420.40

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Solution

The fourth proportional to 955,505.28, 1,433,210.88 and 356,420.40 is: 534,613.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,505.28 : 1,433,210.88 = 356,420.40 : x
  2. Step 2: Convert to fraction form
    955,505.28/1,433,210.88 = 356,420.40/x
  3. Step 3: Cross multiply
    955,505.28x = 1,433,210.88 × 356,420.40
  4. Step 4: Simplify right side
    955,505.28x = 510,825,595,133.95
  5. Step 5: Solve for x
    x = 510,825,595,133.95/955,505.28
  6. Step 6: Final answer
    x = 534,613.05

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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.