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Finding the Fourth Proportional to 549,441.77, 758,292.26 and 334,707.53

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Solution

The fourth proportional to 549,441.77, 758,292.26 and 334,707.53 is: 461,934.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,441.77 : 758,292.26 = 334,707.53 : x
  2. Step 2: Convert to fraction form
    549,441.77/758,292.26 = 334,707.53/x
  3. Step 3: Cross multiply
    549,441.77x = 758,292.26 × 334,707.53
  4. Step 4: Simplify right side
    549,441.77x = 253,806,123,897.72
  5. Step 5: Solve for x
    x = 253,806,123,897.72/549,441.77
  6. Step 6: Final answer
    x = 461,934.53

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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.