Home / 835,436.88-1,252,082.88-379,695.24

Finding the Fourth Proportional to 835,436.88, 1,252,082.88 and 379,695.24

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Solution

The fourth proportional to 835,436.88, 1,252,082.88 and 379,695.24 is: 569,055.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,436.88 : 1,252,082.88 = 379,695.24 : x
  2. Step 2: Convert to fraction form
    835,436.88/1,252,082.88 = 379,695.24/x
  3. Step 3: Cross multiply
    835,436.88x = 1,252,082.88 × 379,695.24
  4. Step 4: Simplify right side
    835,436.88x = 475,409,909,621.49
  5. Step 5: Solve for x
    x = 475,409,909,621.49/835,436.88
  6. Step 6: Final answer
    x = 569,055.45

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Double scale
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Similar ratio
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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.