Home / 748,172.18-1,030,303.02-650,010.04

Finding the Fourth Proportional to 748,172.18, 1,030,303.02 and 650,010.04

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Solution

The fourth proportional to 748,172.18, 1,030,303.02 and 650,010.04 is: 895,124.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,172.18 : 1,030,303.02 = 650,010.04 : x
  2. Step 2: Convert to fraction form
    748,172.18/1,030,303.02 = 650,010.04/x
  3. Step 3: Cross multiply
    748,172.18x = 1,030,303.02 × 650,010.04
  4. Step 4: Simplify right side
    748,172.18x = 669,707,307,104.10
  5. Step 5: Solve for x
    x = 669,707,307,104.10/748,172.18
  6. Step 6: Final answer
    x = 895,124.58

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1.5x scale

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.