Home / 1,130,146.30-1,695,438.15-331,453.90

Finding the Fourth Proportional to 1,130,146.30, 1,695,438.15 and 331,453.90

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Solution

The fourth proportional to 1,130,146.30, 1,695,438.15 and 331,453.90 is: 497,244.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,146.30 : 1,695,438.15 = 331,453.90 : x
  2. Step 2: Convert to fraction form
    1,130,146.30/1,695,438.15 = 331,453.90/x
  3. Step 3: Cross multiply
    1,130,146.30x = 1,695,438.15 × 331,453.90
  4. Step 4: Simplify right side
    1,130,146.30x = 561,959,587,026.29
  5. Step 5: Solve for x
    x = 561,959,587,026.29/1,130,146.30
  6. Step 6: Final answer
    x = 497,244.99

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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.