Home / 676,543.94-933,631.77-370,613.66

Finding the Fourth Proportional to 676,543.94, 933,631.77 and 370,613.66

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Solution

The fourth proportional to 676,543.94, 933,631.77 and 370,613.66 is: 511,447.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,543.94 : 933,631.77 = 370,613.66 : x
  2. Step 2: Convert to fraction form
    676,543.94/933,631.77 = 370,613.66/x
  3. Step 3: Cross multiply
    676,543.94x = 933,631.77 × 370,613.66
  4. Step 4: Simplify right side
    676,543.94x = 346,016,682,703.82
  5. Step 5: Solve for x
    x = 346,016,682,703.82/676,543.94
  6. Step 6: Final answer
    x = 511,447.46

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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.