Home / 770,959.92-1,062,905.30-632,632.16

Finding the Fourth Proportional to 770,959.92, 1,062,905.30 and 632,632.16

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Solution

The fourth proportional to 770,959.92, 1,062,905.30 and 632,632.16 is: 872,195.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,959.92 : 1,062,905.30 = 632,632.16 : x
  2. Step 2: Convert to fraction form
    770,959.92/1,062,905.30 = 632,632.16/x
  3. Step 3: Cross multiply
    770,959.92x = 1,062,905.30 × 632,632.16
  4. Step 4: Simplify right side
    770,959.92x = 672,428,075,814.45
  5. Step 5: Solve for x
    x = 672,428,075,814.45/770,959.92
  6. Step 6: Final answer
    x = 872,195.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.