Home / 316,320.30-473,904.45-149,741.10

Finding the Fourth Proportional to 316,320.30, 473,904.45 and 149,741.10

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Solution

The fourth proportional to 316,320.30, 473,904.45 and 149,741.10 is: 224,338.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,320.30 : 473,904.45 = 149,741.10 : x
  2. Step 2: Convert to fraction form
    316,320.30/473,904.45 = 149,741.10/x
  3. Step 3: Cross multiply
    316,320.30x = 473,904.45 × 149,741.10
  4. Step 4: Simplify right side
    316,320.30x = 70,962,973,637.90
  5. Step 5: Solve for x
    x = 70,962,973,637.90/316,320.30
  6. Step 6: Final answer
    x = 224,338.98

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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.