Home / 749,114.63-1,123,839.91-216,677.02

Finding the Fourth Proportional to 749,114.63, 1,123,839.91 and 216,677.02

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Solution

The fourth proportional to 749,114.63, 1,123,839.91 and 216,677.02 is: 325,064.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,114.63 : 1,123,839.91 = 216,677.02 : x
  2. Step 2: Convert to fraction form
    749,114.63/1,123,839.91 = 216,677.02/x
  3. Step 3: Cross multiply
    749,114.63x = 1,123,839.91 × 216,677.02
  4. Step 4: Simplify right side
    749,114.63x = 243,510,282,655.87
  5. Step 5: Solve for x
    x = 243,510,282,655.87/749,114.63
  6. Step 6: Final answer
    x = 325,064.12

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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.