Home / 832,338.23-1,247,757.95-299,484.56

Finding the Fourth Proportional to 832,338.23, 1,247,757.95 and 299,484.56

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Solution

The fourth proportional to 832,338.23, 1,247,757.95 and 299,484.56 is: 448,957.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,338.23 : 1,247,757.95 = 299,484.56 : x
  2. Step 2: Convert to fraction form
    832,338.23/1,247,757.95 = 299,484.56/x
  3. Step 3: Cross multiply
    832,338.23x = 1,247,757.95 × 299,484.56
  4. Step 4: Simplify right side
    832,338.23x = 373,684,244,510.36
  5. Step 5: Solve for x
    x = 373,684,244,510.36/832,338.23
  6. Step 6: Final answer
    x = 448,957.21

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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.