Home / 768,922.92-1,061,143.66-424,776.60

Finding the Fourth Proportional to 768,922.92, 1,061,143.66 and 424,776.60

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Solution

The fourth proportional to 768,922.92, 1,061,143.66 and 424,776.60 is: 586,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,922.92 : 1,061,143.66 = 424,776.60 : x
  2. Step 2: Convert to fraction form
    768,922.92/1,061,143.66 = 424,776.60/x
  3. Step 3: Cross multiply
    768,922.92x = 1,061,143.66 × 424,776.60
  4. Step 4: Simplify right side
    768,922.92x = 450,748,996,006.36
  5. Step 5: Solve for x
    x = 450,748,996,006.36/768,922.92
  6. Step 6: Final answer
    x = 586,208.30

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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.