Home / 872,576.15-1,203,750.92-510,015.29

Finding the Fourth Proportional to 872,576.15, 1,203,750.92 and 510,015.29

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Solution

The fourth proportional to 872,576.15, 1,203,750.92 and 510,015.29 is: 703,584.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,576.15 : 1,203,750.92 = 510,015.29 : x
  2. Step 2: Convert to fraction form
    872,576.15/1,203,750.92 = 510,015.29/x
  3. Step 3: Cross multiply
    872,576.15x = 1,203,750.92 × 510,015.29
  4. Step 4: Simplify right side
    872,576.15x = 613,931,369,807.85
  5. Step 5: Solve for x
    x = 613,931,369,807.85/872,576.15
  6. Step 6: Final answer
    x = 703,584.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.