Home / 859,610.10-1,186,267.63-537,508.74

Finding the Fourth Proportional to 859,610.10, 1,186,267.63 and 537,508.74

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Solution

The fourth proportional to 859,610.10, 1,186,267.63 and 537,508.74 is: 741,765.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,610.10 : 1,186,267.63 = 537,508.74 : x
  2. Step 2: Convert to fraction form
    859,610.10/1,186,267.63 = 537,508.74/x
  3. Step 3: Cross multiply
    859,610.10x = 1,186,267.63 × 537,508.74
  4. Step 4: Simplify right side
    859,610.10x = 637,629,223,216.65
  5. Step 5: Solve for x
    x = 637,629,223,216.65/859,610.10
  6. Step 6: Final answer
    x = 741,765.62

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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.