Home / 768,808.28-1,153,322.94-236,374.04

Finding the Fourth Proportional to 768,808.28, 1,153,322.94 and 236,374.04

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Solution

The fourth proportional to 768,808.28, 1,153,322.94 and 236,374.04 is: 354,595.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,808.28 : 1,153,322.94 = 236,374.04 : x
  2. Step 2: Convert to fraction form
    768,808.28/1,153,322.94 = 236,374.04/x
  3. Step 3: Cross multiply
    768,808.28x = 1,153,322.94 × 236,374.04
  4. Step 4: Simplify right side
    768,808.28x = 272,615,602,752.48
  5. Step 5: Solve for x
    x = 272,615,602,752.48/768,808.28
  6. Step 6: Final answer
    x = 354,595.04

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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.