Home / 1,108,180.25-1,663,017.70-434,177.02

Finding the Fourth Proportional to 1,108,180.25, 1,663,017.70 and 434,177.02

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Solution

The fourth proportional to 1,108,180.25, 1,663,017.70 and 434,177.02 is: 651,558.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,180.25 : 1,663,017.70 = 434,177.02 : x
  2. Step 2: Convert to fraction form
    1,108,180.25/1,663,017.70 = 434,177.02/x
  3. Step 3: Cross multiply
    1,108,180.25x = 1,663,017.70 × 434,177.02
  4. Step 4: Simplify right side
    1,108,180.25x = 722,044,069,193.25
  5. Step 5: Solve for x
    x = 722,044,069,193.25/1,108,180.25
  6. Step 6: Final answer
    x = 651,558.33

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Double scale
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1.5x scale

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.