Home / 637,934.24-880,347.22-351,451.84

Finding the Fourth Proportional to 637,934.24, 880,347.22 and 351,451.84

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Solution

The fourth proportional to 637,934.24, 880,347.22 and 351,451.84 is: 485,002.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,934.24 : 880,347.22 = 351,451.84 : x
  2. Step 2: Convert to fraction form
    637,934.24/880,347.22 = 351,451.84/x
  3. Step 3: Cross multiply
    637,934.24x = 880,347.22 × 351,451.84
  4. Step 4: Simplify right side
    637,934.24x = 309,399,650,307.89
  5. Step 5: Solve for x
    x = 309,399,650,307.89/637,934.24
  6. Step 6: Final answer
    x = 485,002.42

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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.