Home / 371,377.28-557,272.90-200,595.55

Finding the Fourth Proportional to 371,377.28, 557,272.90 and 200,595.55

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Solution

The fourth proportional to 371,377.28, 557,272.90 and 200,595.55 is: 301,005.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,377.28 : 557,272.90 = 200,595.55 : x
  2. Step 2: Convert to fraction form
    371,377.28/557,272.90 = 200,595.55/x
  3. Step 3: Cross multiply
    371,377.28x = 557,272.90 × 200,595.55
  4. Step 4: Simplify right side
    371,377.28x = 111,786,461,089.23
  5. Step 5: Solve for x
    x = 111,786,461,089.23/371,377.28
  6. Step 6: Final answer
    x = 301,005.12

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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.