Home / 578,523.40-867,785.10-157,798.60

Finding the Fourth Proportional to 578,523.40, 867,785.10 and 157,798.60

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Solution

The fourth proportional to 578,523.40, 867,785.10 and 157,798.60 is: 236,697.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,523.40 : 867,785.10 = 157,798.60 : x
  2. Step 2: Convert to fraction form
    578,523.40/867,785.10 = 157,798.60/x
  3. Step 3: Cross multiply
    578,523.40x = 867,785.10 × 157,798.60
  4. Step 4: Simplify right side
    578,523.40x = 136,935,273,880.86
  5. Step 5: Solve for x
    x = 136,935,273,880.86/578,523.40
  6. Step 6: Final answer
    x = 236,697.90

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Similar ratio
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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.