Home / 578,237.40-867,356.10-151,772.40

Finding the Fourth Proportional to 578,237.40, 867,356.10 and 151,772.40

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Solution

The fourth proportional to 578,237.40, 867,356.10 and 151,772.40 is: 227,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,237.40 : 867,356.10 = 151,772.40 : x
  2. Step 2: Convert to fraction form
    578,237.40/867,356.10 = 151,772.40/x
  3. Step 3: Cross multiply
    578,237.40x = 867,356.10 × 151,772.40
  4. Step 4: Simplify right side
    578,237.40x = 131,640,716,951.64
  5. Step 5: Solve for x
    x = 131,640,716,951.64/578,237.40
  6. Step 6: Final answer
    x = 227,658.60

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Double scale
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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.