Home / 755,848.96-1,043,071.50-416,317.21

Finding the Fourth Proportional to 755,848.96, 1,043,071.50 and 416,317.21

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Solution

The fourth proportional to 755,848.96, 1,043,071.50 and 416,317.21 is: 574,517.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,848.96 : 1,043,071.50 = 416,317.21 : x
  2. Step 2: Convert to fraction form
    755,848.96/1,043,071.50 = 416,317.21/x
  3. Step 3: Cross multiply
    755,848.96x = 1,043,071.50 × 416,317.21
  4. Step 4: Simplify right side
    755,848.96x = 434,248,616,710.52
  5. Step 5: Solve for x
    x = 434,248,616,710.52/755,848.96
  6. Step 6: Final answer
    x = 574,517.71

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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.