Home / 671,849.13-927,151.74-370,043.13

Finding the Fourth Proportional to 671,849.13, 927,151.74 and 370,043.13

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Solution

The fourth proportional to 671,849.13, 927,151.74 and 370,043.13 is: 510,659.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,849.13 : 927,151.74 = 370,043.13 : x
  2. Step 2: Convert to fraction form
    671,849.13/927,151.74 = 370,043.13/x
  3. Step 3: Cross multiply
    671,849.13x = 927,151.74 × 370,043.13
  4. Step 4: Simplify right side
    671,849.13x = 343,086,131,854.55
  5. Step 5: Solve for x
    x = 343,086,131,854.55/671,849.13
  6. Step 6: Final answer
    x = 510,659.49

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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.