Home / 748,175.50-1,030,307.58-650,013.36

Finding the Fourth Proportional to 748,175.50, 1,030,307.58 and 650,013.36

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Solution

The fourth proportional to 748,175.50, 1,030,307.58 and 650,013.36 is: 895,129.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,175.50 : 1,030,307.58 = 650,013.36 : x
  2. Step 2: Convert to fraction form
    748,175.50/1,030,307.58 = 650,013.36/x
  3. Step 3: Cross multiply
    748,175.50x = 1,030,307.58 × 650,013.36
  4. Step 4: Simplify right side
    748,175.50x = 669,713,691,909.27
  5. Step 5: Solve for x
    x = 669,713,691,909.27/748,175.50
  6. Step 6: Final answer
    x = 895,129.14

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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.