Home / 637,948.06-880,370.51-351,467.46

Finding the Fourth Proportional to 637,948.06, 880,370.51 and 351,467.46

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Solution

The fourth proportional to 637,948.06, 880,370.51 and 351,467.46 is: 485,026.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,948.06 : 880,370.51 = 351,467.46 : x
  2. Step 2: Convert to fraction form
    637,948.06/880,370.51 = 351,467.46/x
  3. Step 3: Cross multiply
    637,948.06x = 880,370.51 × 351,467.46
  4. Step 4: Simplify right side
    637,948.06x = 309,421,585,251.27
  5. Step 5: Solve for x
    x = 309,421,585,251.27/637,948.06
  6. Step 6: Final answer
    x = 485,026.30

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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.