Home / 1,303,296.85-1,798,532.28-730,348.21

Finding the Fourth Proportional to 1,303,296.85, 1,798,532.28 and 730,348.21

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Solution

The fourth proportional to 1,303,296.85, 1,798,532.28 and 730,348.21 is: 1,007,870.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,296.85 : 1,798,532.28 = 730,348.21 : x
  2. Step 2: Convert to fraction form
    1,303,296.85/1,798,532.28 = 730,348.21/x
  3. Step 3: Cross multiply
    1,303,296.85x = 1,798,532.28 × 730,348.21
  4. Step 4: Simplify right side
    1,303,296.85x = 1,313,554,831,325.22
  5. Step 5: Solve for x
    x = 1,313,554,831,325.22/1,303,296.85
  6. Step 6: Final answer
    x = 1,007,870.79

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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.