Home / 755,847.90-1,043,070.05-416,316.15

Finding the Fourth Proportional to 755,847.90, 1,043,070.05 and 416,316.15

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Solution

The fourth proportional to 755,847.90, 1,043,070.05 and 416,316.15 is: 574,516.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,847.90 : 1,043,070.05 = 416,316.15 : x
  2. Step 2: Convert to fraction form
    755,847.90/1,043,070.05 = 416,316.15/x
  3. Step 3: Cross multiply
    755,847.90x = 1,043,070.05 × 416,316.15
  4. Step 4: Simplify right side
    755,847.90x = 434,246,905,314.73
  5. Step 5: Solve for x
    x = 434,246,905,314.73/755,847.90
  6. Step 6: Final answer
    x = 574,516.26

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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.