Home / 1,107,164.40-1,660,746.60-308,569.20

Finding the Fourth Proportional to 1,107,164.40, 1,660,746.60 and 308,569.20

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Solution

The fourth proportional to 1,107,164.40, 1,660,746.60 and 308,569.20 is: 462,853.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,164.40 : 1,660,746.60 = 308,569.20 : x
  2. Step 2: Convert to fraction form
    1,107,164.40/1,660,746.60 = 308,569.20/x
  3. Step 3: Cross multiply
    1,107,164.40x = 1,660,746.60 × 308,569.20
  4. Step 4: Simplify right side
    1,107,164.40x = 512,455,249,764.72
  5. Step 5: Solve for x
    x = 512,455,249,764.72/1,107,164.40
  6. Step 6: Final answer
    x = 462,853.80

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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.