Home / 1,370,232.40-2,055,348.60-660,332.20

Finding the Fourth Proportional to 1,370,232.40, 2,055,348.60 and 660,332.20

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Solution

The fourth proportional to 1,370,232.40, 2,055,348.60 and 660,332.20 is: 990,498.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,232.40 : 2,055,348.60 = 660,332.20 : x
  2. Step 2: Convert to fraction form
    1,370,232.40/2,055,348.60 = 660,332.20/x
  3. Step 3: Cross multiply
    1,370,232.40x = 2,055,348.60 × 660,332.20
  4. Step 4: Simplify right side
    1,370,232.40x = 1,357,212,862,804.92
  5. Step 5: Solve for x
    x = 1,357,212,862,804.92/1,370,232.40
  6. Step 6: Final answer
    x = 990,498.30

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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.