Home / 495,158.85-742,788.60-170,904.75

Finding the Fourth Proportional to 495,158.85, 742,788.60 and 170,904.75

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Solution

The fourth proportional to 495,158.85, 742,788.60 and 170,904.75 is: 256,374.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,158.85 : 742,788.60 = 170,904.75 : x
  2. Step 2: Convert to fraction form
    495,158.85/742,788.60 = 170,904.75/x
  3. Step 3: Cross multiply
    495,158.85x = 742,788.60 × 170,904.75
  4. Step 4: Simplify right side
    495,158.85x = 126,946,099,985.85
  5. Step 5: Solve for x
    x = 126,946,099,985.85/495,158.85
  6. Step 6: Final answer
    x = 256,374.49

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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.