Home / 875,543.06-1,313,422.11-299,261.67

Finding the Fourth Proportional to 875,543.06, 1,313,422.11 and 299,261.67

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Solution

The fourth proportional to 875,543.06, 1,313,422.11 and 299,261.67 is: 448,929.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,543.06 : 1,313,422.11 = 299,261.67 : x
  2. Step 2: Convert to fraction form
    875,543.06/1,313,422.11 = 299,261.67/x
  3. Step 3: Cross multiply
    875,543.06x = 1,313,422.11 × 299,261.67
  4. Step 4: Simplify right side
    875,543.06x = 393,056,894,053.52
  5. Step 5: Solve for x
    x = 393,056,894,053.52/875,543.06
  6. Step 6: Final answer
    x = 448,929.26

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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.