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Finding the Fourth Proportional to 360,713.56, 497,482.68 and 270,281.92

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Solution

The fourth proportional to 360,713.56, 497,482.68 and 270,281.92 is: 372,762.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,713.56 : 497,482.68 = 270,281.92 : x
  2. Step 2: Convert to fraction form
    360,713.56/497,482.68 = 270,281.92/x
  3. Step 3: Cross multiply
    360,713.56x = 497,482.68 × 270,281.92
  4. Step 4: Simplify right side
    360,713.56x = 134,460,573,917.15
  5. Step 5: Solve for x
    x = 134,460,573,917.15/360,713.56
  6. Step 6: Final answer
    x = 372,762.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.