Home / 756,053.80-1,132,914.30-655,743.40

Finding the Fourth Proportional to 756,053.80, 1,132,914.30 and 655,743.40

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Solution

The fourth proportional to 756,053.80, 1,132,914.30 and 655,743.40 is: 982,603.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,053.80 : 1,132,914.30 = 655,743.40 : x
  2. Step 2: Convert to fraction form
    756,053.80/1,132,914.30 = 655,743.40/x
  3. Step 3: Cross multiply
    756,053.80x = 1,132,914.30 × 655,743.40
  4. Step 4: Simplify right side
    756,053.80x = 742,901,074,990.62
  5. Step 5: Solve for x
    x = 742,901,074,990.62/756,053.80
  6. Step 6: Final answer
    x = 982,603.45

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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.