Home / 349,487.40-524,231.10-112,837.80

Finding the Fourth Proportional to 349,487.40, 524,231.10 and 112,837.80

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Solution

The fourth proportional to 349,487.40, 524,231.10 and 112,837.80 is: 169,256.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,487.40 : 524,231.10 = 112,837.80 : x
  2. Step 2: Convert to fraction form
    349,487.40/524,231.10 = 112,837.80/x
  3. Step 3: Cross multiply
    349,487.40x = 524,231.10 × 112,837.80
  4. Step 4: Simplify right side
    349,487.40x = 59,153,084,015.58
  5. Step 5: Solve for x
    x = 59,153,084,015.58/349,487.40
  6. Step 6: Final answer
    x = 169,256.70

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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.