Home / 637,230.19-879,377.90-350,748.22

Finding the Fourth Proportional to 637,230.19, 879,377.90 and 350,748.22

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Solution

The fourth proportional to 637,230.19, 879,377.90 and 350,748.22 is: 484,032.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,230.19 : 879,377.90 = 350,748.22 : x
  2. Step 2: Convert to fraction form
    637,230.19/879,377.90 = 350,748.22/x
  3. Step 3: Cross multiply
    637,230.19x = 879,377.90 × 350,748.22
  4. Step 4: Simplify right side
    637,230.19x = 308,440,233,132.34
  5. Step 5: Solve for x
    x = 308,440,233,132.34/637,230.19
  6. Step 6: Final answer
    x = 484,032.68

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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.