Home / 976,640.80-1,462,628.40-598,727.20

Finding the Fourth Proportional to 976,640.80, 1,462,628.40 and 598,727.20

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Solution

The fourth proportional to 976,640.80, 1,462,628.40 and 598,727.20 is: 896,660.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,640.80 : 1,462,628.40 = 598,727.20 : x
  2. Step 2: Convert to fraction form
    976,640.80/1,462,628.40 = 598,727.20/x
  3. Step 3: Cross multiply
    976,640.80x = 1,462,628.40 × 598,727.20
  4. Step 4: Simplify right side
    976,640.80x = 875,715,406,572.48
  5. Step 5: Solve for x
    x = 875,715,406,572.48/976,640.80
  6. Step 6: Final answer
    x = 896,660.68

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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.