Home / 316,332.60-436,548.78-173,098.68

Finding the Fourth Proportional to 316,332.60, 436,548.78 and 173,098.68

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Solution

The fourth proportional to 316,332.60, 436,548.78 and 173,098.68 is: 238,881.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,332.60 : 436,548.78 = 173,098.68 : x
  2. Step 2: Convert to fraction form
    316,332.60/436,548.78 = 173,098.68/x
  3. Step 3: Cross multiply
    316,332.60x = 436,548.78 × 173,098.68
  4. Step 4: Simplify right side
    316,332.60x = 75,566,017,573.61
  5. Step 5: Solve for x
    x = 75,566,017,573.61/316,332.60
  6. Step 6: Final answer
    x = 238,881.54

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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.