Home / 769,108.07-1,061,390.54-424,966.17

Finding the Fourth Proportional to 769,108.07, 1,061,390.54 and 424,966.17

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Solution

The fourth proportional to 769,108.07, 1,061,390.54 and 424,966.17 is: 586,465.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,108.07 : 1,061,390.54 = 424,966.17 : x
  2. Step 2: Convert to fraction form
    769,108.07/1,061,390.54 = 424,966.17/x
  3. Step 3: Cross multiply
    769,108.07x = 1,061,390.54 × 424,966.17
  4. Step 4: Simplify right side
    769,108.07x = 451,055,070,533.20
  5. Step 5: Solve for x
    x = 451,055,070,533.20/769,108.07
  6. Step 6: Final answer
    x = 586,465.14

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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.