Home / 797,182-1,100,154.90-457,672.12

Finding the Fourth Proportional to 797,182, 1,100,154.90 and 457,672.12

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Solution

The fourth proportional to 797,182, 1,100,154.90 and 457,672.12 is: 631,612.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,182 : 1,100,154.90 = 457,672.12 : x
  2. Step 2: Convert to fraction form
    797,182/1,100,154.90 = 457,672.12/x
  3. Step 3: Cross multiply
    797,182x = 1,100,154.90 × 457,672.12
  4. Step 4: Simplify right side
    797,182x = 503,510,225,411.39
  5. Step 5: Solve for x
    x = 503,510,225,411.39/797,182
  6. Step 6: Final answer
    x = 631,612.64

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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.