Home / 450,803.13-676,023.04-162,532.70

Finding the Fourth Proportional to 450,803.13, 676,023.04 and 162,532.70

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Solution

The fourth proportional to 450,803.13, 676,023.04 and 162,532.70 is: 243,733.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,803.13 : 676,023.04 = 162,532.70 : x
  2. Step 2: Convert to fraction form
    450,803.13/676,023.04 = 162,532.70/x
  3. Step 3: Cross multiply
    450,803.13x = 676,023.04 × 162,532.70
  4. Step 4: Simplify right side
    450,803.13x = 109,875,849,953.41
  5. Step 5: Solve for x
    x = 109,875,849,953.41/450,803.13
  6. Step 6: Final answer
    x = 243,733.56

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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.