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Finding the Fourth Proportional to 353,277.50, 530,152.47 and 150,920.90

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Solution

The fourth proportional to 353,277.50, 530,152.47 and 150,920.90 is: 226,482.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,277.50 : 530,152.47 = 150,920.90 : x
  2. Step 2: Convert to fraction form
    353,277.50/530,152.47 = 150,920.90/x
  3. Step 3: Cross multiply
    353,277.50x = 530,152.47 × 150,920.90
  4. Step 4: Simplify right side
    353,277.50x = 80,011,085,258.86
  5. Step 5: Solve for x
    x = 80,011,085,258.86/353,277.50
  6. Step 6: Final answer
    x = 226,482.26

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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.