Home / 844,342.65-1,165,157.87-462,362.85

Finding the Fourth Proportional to 844,342.65, 1,165,157.87 and 462,362.85

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Solution

The fourth proportional to 844,342.65, 1,165,157.87 and 462,362.85 is: 638,041.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,342.65 : 1,165,157.87 = 462,362.85 : x
  2. Step 2: Convert to fraction form
    844,342.65/1,165,157.87 = 462,362.85/x
  3. Step 3: Cross multiply
    844,342.65x = 1,165,157.87 × 462,362.85
  4. Step 4: Simplify right side
    844,342.65x = 538,725,711,161.32
  5. Step 5: Solve for x
    x = 538,725,711,161.32/844,342.65
  6. Step 6: Final answer
    x = 638,041.57

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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.