Home / 1,047,778.29-1,570,352.66-448,034.21

Finding the Fourth Proportional to 1,047,778.29, 1,570,352.66 and 448,034.21

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Solution

The fourth proportional to 1,047,778.29, 1,570,352.66 and 448,034.21 is: 671,489.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,778.29 : 1,570,352.66 = 448,034.21 : x
  2. Step 2: Convert to fraction form
    1,047,778.29/1,570,352.66 = 448,034.21/x
  3. Step 3: Cross multiply
    1,047,778.29x = 1,570,352.66 × 448,034.21
  4. Step 4: Simplify right side
    1,047,778.29x = 703,571,706,712.82
  5. Step 5: Solve for x
    x = 703,571,706,712.82/1,047,778.29
  6. Step 6: Final answer
    x = 671,489.11

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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.