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Finding the Fourth Proportional to 383,547.60, 575,461.66 and 178,480.04

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Solution

The fourth proportional to 383,547.60, 575,461.66 and 178,480.04 is: 267,785.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,547.60 : 575,461.66 = 178,480.04 : x
  2. Step 2: Convert to fraction form
    383,547.60/575,461.66 = 178,480.04/x
  3. Step 3: Cross multiply
    383,547.60x = 575,461.66 × 178,480.04
  4. Step 4: Simplify right side
    383,547.60x = 102,708,420,095.27
  5. Step 5: Solve for x
    x = 102,708,420,095.27/383,547.60
  6. Step 6: Final answer
    x = 267,785.33

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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.