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Finding the Fourth Proportional to 572,854.68, 859,286.88 and 173,526.84

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Solution

The fourth proportional to 572,854.68, 859,286.88 and 173,526.84 is: 260,291.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,854.68 : 859,286.88 = 173,526.84 : x
  2. Step 2: Convert to fraction form
    572,854.68/859,286.88 = 173,526.84/x
  3. Step 3: Cross multiply
    572,854.68x = 859,286.88 × 173,526.84
  4. Step 4: Simplify right side
    572,854.68x = 149,109,336,939.86
  5. Step 5: Solve for x
    x = 149,109,336,939.86/572,854.68
  6. Step 6: Final answer
    x = 260,291.73

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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.