Home / 291,460.48-402,236.04-162,407.52

Finding the Fourth Proportional to 291,460.48, 402,236.04 and 162,407.52

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Solution

The fourth proportional to 291,460.48, 402,236.04 and 162,407.52 is: 224,133.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,460.48 : 402,236.04 = 162,407.52 : x
  2. Step 2: Convert to fraction form
    291,460.48/402,236.04 = 162,407.52/x
  3. Step 3: Cross multiply
    291,460.48x = 402,236.04 × 162,407.52
  4. Step 4: Simplify right side
    291,460.48x = 65,326,157,711.02
  5. Step 5: Solve for x
    x = 65,326,157,711.02/291,460.48
  6. Step 6: Final answer
    x = 224,133.84

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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.