Home / 495,180.55-683,352.03-291,240.10

Finding the Fourth Proportional to 495,180.55, 683,352.03 and 291,240.10

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Solution

The fourth proportional to 495,180.55, 683,352.03 and 291,240.10 is: 401,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,180.55 : 683,352.03 = 291,240.10 : x
  2. Step 2: Convert to fraction form
    495,180.55/683,352.03 = 291,240.10/x
  3. Step 3: Cross multiply
    495,180.55x = 683,352.03 × 291,240.10
  4. Step 4: Simplify right side
    495,180.55x = 199,019,513,552.40
  5. Step 5: Solve for x
    x = 199,019,513,552.40/495,180.55
  6. Step 6: Final answer
    x = 401,913.03

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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.