Home / 763,193.32-1,053,154.02-423,634.84

Finding the Fourth Proportional to 763,193.32, 1,053,154.02 and 423,634.84

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Solution

The fourth proportional to 763,193.32, 1,053,154.02 and 423,634.84 is: 584,586.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,193.32 : 1,053,154.02 = 423,634.84 : x
  2. Step 2: Convert to fraction form
    763,193.32/1,053,154.02 = 423,634.84/x
  3. Step 3: Cross multiply
    763,193.32x = 1,053,154.02 × 423,634.84
  4. Step 4: Simplify right side
    763,193.32x = 446,152,734,758.06
  5. Step 5: Solve for x
    x = 446,152,734,758.06/763,193.32
  6. Step 6: Final answer
    x = 584,586.79

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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.