Home / 779,732.49-1,170,065.30-716,280.33

Finding the Fourth Proportional to 779,732.49, 1,170,065.30 and 716,280.33

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Solution

The fourth proportional to 779,732.49, 1,170,065.30 and 716,280.33 is: 1,074,849.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,732.49 : 1,170,065.30 = 716,280.33 : x
  2. Step 2: Convert to fraction form
    779,732.49/1,170,065.30 = 716,280.33/x
  3. Step 3: Cross multiply
    779,732.49x = 1,170,065.30 × 716,280.33
  4. Step 4: Simplify right side
    779,732.49x = 838,094,759,205.55
  5. Step 5: Solve for x
    x = 838,094,759,205.55/779,732.49
  6. Step 6: Final answer
    x = 1,074,849.09

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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.