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Finding the Fourth Proportional to 338,352.30, 507,492.67 and 178,364.13

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Solution

The fourth proportional to 338,352.30, 507,492.67 and 178,364.13 is: 267,527.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,352.30 : 507,492.67 = 178,364.13 : x
  2. Step 2: Convert to fraction form
    338,352.30/507,492.67 = 178,364.13/x
  3. Step 3: Cross multiply
    338,352.30x = 507,492.67 × 178,364.13
  4. Step 4: Simplify right side
    338,352.30x = 90,518,488,565.93
  5. Step 5: Solve for x
    x = 90,518,488,565.93/338,352.30
  6. Step 6: Final answer
    x = 267,527.33

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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.