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Finding the Fourth Proportional to 590,930.40, 886,395.60 and 170,248.80

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Solution

The fourth proportional to 590,930.40, 886,395.60 and 170,248.80 is: 255,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,930.40 : 886,395.60 = 170,248.80 : x
  2. Step 2: Convert to fraction form
    590,930.40/886,395.60 = 170,248.80/x
  3. Step 3: Cross multiply
    590,930.40x = 886,395.60 × 170,248.80
  4. Step 4: Simplify right side
    590,930.40x = 150,907,787,225.28
  5. Step 5: Solve for x
    x = 150,907,787,225.28/590,930.40
  6. Step 6: Final answer
    x = 255,373.20

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1.5x scale

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.