Home / 874,359.02-1,311,585.33-275,366.83

Finding the Fourth Proportional to 874,359.02, 1,311,585.33 and 275,366.83

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Solution

The fourth proportional to 874,359.02, 1,311,585.33 and 275,366.83 is: 413,064.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,359.02 : 1,311,585.33 = 275,366.83 : x
  2. Step 2: Convert to fraction form
    874,359.02/1,311,585.33 = 275,366.83/x
  3. Step 3: Cross multiply
    874,359.02x = 1,311,585.33 × 275,366.83
  4. Step 4: Simplify right side
    874,359.02x = 361,167,088,038.68
  5. Step 5: Solve for x
    x = 361,167,088,038.68/874,359.02
  6. Step 6: Final answer
    x = 413,064.98

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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.