Home / 777,966.40-1,168,699.20-748,223.20

Finding the Fourth Proportional to 777,966.40, 1,168,699.20 and 748,223.20

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Solution

The fourth proportional to 777,966.40, 1,168,699.20 and 748,223.20 is: 1,124,017.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,966.40 : 1,168,699.20 = 748,223.20 : x
  2. Step 2: Convert to fraction form
    777,966.40/1,168,699.20 = 748,223.20/x
  3. Step 3: Cross multiply
    777,966.40x = 1,168,699.20 × 748,223.20
  4. Step 4: Simplify right side
    777,966.40x = 874,447,855,261.44
  5. Step 5: Solve for x
    x = 874,447,855,261.44/777,966.40
  6. Step 6: Final answer
    x = 1,124,017.51

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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.