Home / 739,693.62-1,108,045.17-570,629.21

Finding the Fourth Proportional to 739,693.62, 1,108,045.17 and 570,629.21

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Solution

The fourth proportional to 739,693.62, 1,108,045.17 and 570,629.21 is: 854,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,693.62 : 1,108,045.17 = 570,629.21 : x
  2. Step 2: Convert to fraction form
    739,693.62/1,108,045.17 = 570,629.21/x
  3. Step 3: Cross multiply
    739,693.62x = 1,108,045.17 × 570,629.21
  4. Step 4: Simplify right side
    739,693.62x = 632,282,934,461.19
  5. Step 5: Solve for x
    x = 632,282,934,461.19/739,693.62
  6. Step 6: Final answer
    x = 854,790.30

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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.