Home / 360,545.08-497,549.02-199,396.66

Finding the Fourth Proportional to 360,545.08, 497,549.02 and 199,396.66

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Solution

The fourth proportional to 360,545.08, 497,549.02 and 199,396.66 is: 275,165.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,545.08 : 497,549.02 = 199,396.66 : x
  2. Step 2: Convert to fraction form
    360,545.08/497,549.02 = 199,396.66/x
  3. Step 3: Cross multiply
    360,545.08x = 497,549.02 × 199,396.66
  4. Step 4: Simplify right side
    360,545.08x = 99,209,612,275.78
  5. Step 5: Solve for x
    x = 99,209,612,275.78/360,545.08
  6. Step 6: Final answer
    x = 275,165.62

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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.