Home / 747,684.65-1,121,703.76-242,244.81

Finding the Fourth Proportional to 747,684.65, 1,121,703.76 and 242,244.81

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Solution

The fourth proportional to 747,684.65, 1,121,703.76 and 242,244.81 is: 363,424.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,684.65 : 1,121,703.76 = 242,244.81 : x
  2. Step 2: Convert to fraction form
    747,684.65/1,121,703.76 = 242,244.81/x
  3. Step 3: Cross multiply
    747,684.65x = 1,121,703.76 × 242,244.81
  4. Step 4: Simplify right side
    747,684.65x = 271,726,914,217.49
  5. Step 5: Solve for x
    x = 271,726,914,217.49/747,684.65
  6. Step 6: Final answer
    x = 363,424.49

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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.