Home / 578,258.04-867,282.56-157,435.50

Finding the Fourth Proportional to 578,258.04, 867,282.56 and 157,435.50

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Solution

The fourth proportional to 578,258.04, 867,282.56 and 157,435.50 is: 236,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,258.04 : 867,282.56 = 157,435.50 : x
  2. Step 2: Convert to fraction form
    578,258.04/867,282.56 = 157,435.50/x
  3. Step 3: Cross multiply
    578,258.04x = 867,282.56 × 157,435.50
  4. Step 4: Simplify right side
    578,258.04x = 136,541,062,687.70
  5. Step 5: Solve for x
    x = 136,541,062,687.70/578,258.04
  6. Step 6: Final answer
    x = 236,124.80

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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.