Home / 740,378.38-1,110,567.72-267,063.69

Finding the Fourth Proportional to 740,378.38, 1,110,567.72 and 267,063.69

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Solution

The fourth proportional to 740,378.38, 1,110,567.72 and 267,063.69 is: 400,595.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,378.38 : 1,110,567.72 = 267,063.69 : x
  2. Step 2: Convert to fraction form
    740,378.38/1,110,567.72 = 267,063.69/x
  3. Step 3: Cross multiply
    740,378.38x = 1,110,567.72 × 267,063.69
  4. Step 4: Simplify right side
    740,378.38x = 296,592,311,962.77
  5. Step 5: Solve for x
    x = 296,592,311,962.77/740,378.38
  6. Step 6: Final answer
    x = 400,595.59

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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.