Home / 495,036.72-683,132.40-268,677.36

Finding the Fourth Proportional to 495,036.72, 683,132.40 and 268,677.36

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Solution

The fourth proportional to 495,036.72, 683,132.40 and 268,677.36 is: 370,764.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,036.72 : 683,132.40 = 268,677.36 : x
  2. Step 2: Convert to fraction form
    495,036.72/683,132.40 = 268,677.36/x
  3. Step 3: Cross multiply
    495,036.72x = 683,132.40 × 268,677.36
  4. Step 4: Simplify right side
    495,036.72x = 183,542,209,762.46
  5. Step 5: Solve for x
    x = 183,542,209,762.46/495,036.72
  6. Step 6: Final answer
    x = 370,764.84

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1.5x scale

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.