Home / 748,353.26-1,121,830.02-274,911.50

Finding the Fourth Proportional to 748,353.26, 1,121,830.02 and 274,911.50

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Solution

The fourth proportional to 748,353.26, 1,121,830.02 and 274,911.50 is: 412,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,353.26 : 1,121,830.02 = 274,911.50 : x
  2. Step 2: Convert to fraction form
    748,353.26/1,121,830.02 = 274,911.50/x
  3. Step 3: Cross multiply
    748,353.26x = 1,121,830.02 × 274,911.50
  4. Step 4: Simplify right side
    748,353.26x = 308,403,973,543.23
  5. Step 5: Solve for x
    x = 308,403,973,543.23/748,353.26
  6. Step 6: Final answer
    x = 412,110.15

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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.