Home / 475,033.12-655,545.36-260,172.16

Finding the Fourth Proportional to 475,033.12, 655,545.36 and 260,172.16

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Solution

The fourth proportional to 475,033.12, 655,545.36 and 260,172.16 is: 359,037.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,033.12 : 655,545.36 = 260,172.16 : x
  2. Step 2: Convert to fraction form
    475,033.12/655,545.36 = 260,172.16/x
  3. Step 3: Cross multiply
    475,033.12x = 655,545.36 × 260,172.16
  4. Step 4: Simplify right side
    475,033.12x = 170,554,652,289.18
  5. Step 5: Solve for x
    x = 170,554,652,289.18/475,033.12
  6. Step 6: Final answer
    x = 359,037.39

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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.