Home / 756,054.80-1,132,915.80-655,744.40

Finding the Fourth Proportional to 756,054.80, 1,132,915.80 and 655,744.40

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Solution

The fourth proportional to 756,054.80, 1,132,915.80 and 655,744.40 is: 982,604.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,054.80 : 1,132,915.80 = 655,744.40 : x
  2. Step 2: Convert to fraction form
    756,054.80/1,132,915.80 = 655,744.40/x
  3. Step 3: Cross multiply
    756,054.80x = 1,132,915.80 × 655,744.40
  4. Step 4: Simplify right side
    756,054.80x = 742,903,191,521.52
  5. Step 5: Solve for x
    x = 742,903,191,521.52/756,054.80
  6. Step 6: Final answer
    x = 982,604.95

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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.