Home / 402,191.19-603,364.55-152,853.75

Finding the Fourth Proportional to 402,191.19, 603,364.55 and 152,853.75

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Solution

The fourth proportional to 402,191.19, 603,364.55 and 152,853.75 is: 229,310.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,191.19 : 603,364.55 = 152,853.75 : x
  2. Step 2: Convert to fraction form
    402,191.19/603,364.55 = 152,853.75/x
  3. Step 3: Cross multiply
    402,191.19x = 603,364.55 × 152,853.75
  4. Step 4: Simplify right side
    402,191.19x = 92,226,533,320.29
  5. Step 5: Solve for x
    x = 92,226,533,320.29/402,191.19
  6. Step 6: Final answer
    x = 229,310.18

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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.