Home / 761,882.16-1,144,245.60-670,730.02

Finding the Fourth Proportional to 761,882.16, 1,144,245.60 and 670,730.02

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Solution

The fourth proportional to 761,882.16, 1,144,245.60 and 670,730.02 is: 1,007,347.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,882.16 : 1,144,245.60 = 670,730.02 : x
  2. Step 2: Convert to fraction form
    761,882.16/1,144,245.60 = 670,730.02/x
  3. Step 3: Cross multiply
    761,882.16x = 1,144,245.60 × 670,730.02
  4. Step 4: Simplify right side
    761,882.16x = 767,479,874,172.91
  5. Step 5: Solve for x
    x = 767,479,874,172.91/761,882.16
  6. Step 6: Final answer
    x = 1,007,347.22

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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.