Home / 475,074.28-655,354.04-293,728.24

Finding the Fourth Proportional to 475,074.28, 655,354.04 and 293,728.24

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Solution

The fourth proportional to 475,074.28, 655,354.04 and 293,728.24 is: 405,191.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,074.28 : 655,354.04 = 293,728.24 : x
  2. Step 2: Convert to fraction form
    475,074.28/655,354.04 = 293,728.24/x
  3. Step 3: Cross multiply
    475,074.28x = 655,354.04 × 293,728.24
  4. Step 4: Simplify right side
    475,074.28x = 192,495,988,746.09
  5. Step 5: Solve for x
    x = 192,495,988,746.09/475,074.28
  6. Step 6: Final answer
    x = 405,191.35

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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.