Home / 754,012.13-1,040,510.36-414,477.95

Finding the Fourth Proportional to 754,012.13, 1,040,510.36 and 414,477.95

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Solution

The fourth proportional to 754,012.13, 1,040,510.36 and 414,477.95 is: 571,965.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,012.13 : 1,040,510.36 = 414,477.95 : x
  2. Step 2: Convert to fraction form
    754,012.13/1,040,510.36 = 414,477.95/x
  3. Step 3: Cross multiply
    754,012.13x = 1,040,510.36 × 414,477.95
  4. Step 4: Simplify right side
    754,012.13x = 431,268,598,894.17
  5. Step 5: Solve for x
    x = 431,268,598,894.17/754,012.13
  6. Step 6: Final answer
    x = 571,965.07

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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.