Home / 755,897.76-1,043,057.52-416,345.76

Finding the Fourth Proportional to 755,897.76, 1,043,057.52 and 416,345.76

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Solution

The fourth proportional to 755,897.76, 1,043,057.52 and 416,345.76 is: 574,512.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,897.76 : 1,043,057.52 = 416,345.76 : x
  2. Step 2: Convert to fraction form
    755,897.76/1,043,057.52 = 416,345.76/x
  3. Step 3: Cross multiply
    755,897.76x = 1,043,057.52 × 416,345.76
  4. Step 4: Simplify right side
    755,897.76x = 434,272,575,888.12
  5. Step 5: Solve for x
    x = 434,272,575,888.12/755,897.76
  6. Step 6: Final answer
    x = 574,512.32

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1.5x scale

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.