Home / 364,311.69-502,786.27-272,271.12

Finding the Fourth Proportional to 364,311.69, 502,786.27 and 272,271.12

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Solution

The fourth proportional to 364,311.69, 502,786.27 and 272,271.12 is: 375,761.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,311.69 : 502,786.27 = 272,271.12 : x
  2. Step 2: Convert to fraction form
    364,311.69/502,786.27 = 272,271.12/x
  3. Step 3: Cross multiply
    364,311.69x = 502,786.27 × 272,271.12
  4. Step 4: Simplify right side
    364,311.69x = 136,894,180,853.52
  5. Step 5: Solve for x
    x = 136,894,180,853.52/364,311.69
  6. Step 6: Final answer
    x = 375,761.15

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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.