Home / 908,012.16-1,361,545.38-338,925.33

Finding the Fourth Proportional to 908,012.16, 1,361,545.38 and 338,925.33

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Solution

The fourth proportional to 908,012.16, 1,361,545.38 and 338,925.33 is: 508,211.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,012.16 : 1,361,545.38 = 338,925.33 : x
  2. Step 2: Convert to fraction form
    908,012.16/1,361,545.38 = 338,925.33/x
  3. Step 3: Cross multiply
    908,012.16x = 1,361,545.38 × 338,925.33
  4. Step 4: Simplify right side
    908,012.16x = 461,462,217,226.48
  5. Step 5: Solve for x
    x = 461,462,217,226.48/908,012.16
  6. Step 6: Final answer
    x = 508,211.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.