Home / 495,266.40-742,899.60-465,741.90

Finding the Fourth Proportional to 495,266.40, 742,899.60 and 465,741.90

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Solution

The fourth proportional to 495,266.40, 742,899.60 and 465,741.90 is: 698,612.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,266.40 : 742,899.60 = 465,741.90 : x
  2. Step 2: Convert to fraction form
    495,266.40/742,899.60 = 465,741.90/x
  3. Step 3: Cross multiply
    495,266.40x = 742,899.60 × 465,741.90
  4. Step 4: Simplify right side
    495,266.40x = 345,999,471,213.24
  5. Step 5: Solve for x
    x = 345,999,471,213.24/495,266.40
  6. Step 6: Final answer
    x = 698,612.85

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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.