Home / 856,948.80-1,182,626.66-474,975.88

Finding the Fourth Proportional to 856,948.80, 1,182,626.66 and 474,975.88

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Solution

The fourth proportional to 856,948.80, 1,182,626.66 and 474,975.88 is: 655,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,948.80 : 1,182,626.66 = 474,975.88 : x
  2. Step 2: Convert to fraction form
    856,948.80/1,182,626.66 = 474,975.88/x
  3. Step 3: Cross multiply
    856,948.80x = 1,182,626.66 × 474,975.88
  4. Step 4: Simplify right side
    856,948.80x = 561,719,138,544.96
  5. Step 5: Solve for x
    x = 561,719,138,544.96/856,948.80
  6. Step 6: Final answer
    x = 655,487.40

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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.