Home / 856,853.60-1,182,458.08-474,905.04

Finding the Fourth Proportional to 856,853.60, 1,182,458.08 and 474,905.04

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Solution

The fourth proportional to 856,853.60, 1,182,458.08 and 474,905.04 is: 655,369.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,853.60 : 1,182,458.08 = 474,905.04 : x
  2. Step 2: Convert to fraction form
    856,853.60/1,182,458.08 = 474,905.04/x
  3. Step 3: Cross multiply
    856,853.60x = 1,182,458.08 × 474,905.04
  4. Step 4: Simplify right side
    856,853.60x = 561,555,301,780.72
  5. Step 5: Solve for x
    x = 561,555,301,780.72/856,853.60
  6. Step 6: Final answer
    x = 655,369.02

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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.