Home / 885,209.52-1,325,230.76-658,510.68

Finding the Fourth Proportional to 885,209.52, 1,325,230.76 and 658,510.68

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Solution

The fourth proportional to 885,209.52, 1,325,230.76 and 658,510.68 is: 985,844.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,209.52 : 1,325,230.76 = 658,510.68 : x
  2. Step 2: Convert to fraction form
    885,209.52/1,325,230.76 = 658,510.68/x
  3. Step 3: Cross multiply
    885,209.52x = 1,325,230.76 × 658,510.68
  4. Step 4: Simplify right side
    885,209.52x = 872,678,608,924.52
  5. Step 5: Solve for x
    x = 872,678,608,924.52/885,209.52
  6. Step 6: Final answer
    x = 985,844.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.