Home / 851,802.68-1,277,427.60-283,031.06

Finding the Fourth Proportional to 851,802.68, 1,277,427.60 and 283,031.06

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Solution

The fourth proportional to 851,802.68, 1,277,427.60 and 283,031.06 is: 424,454.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,802.68 : 1,277,427.60 = 283,031.06 : x
  2. Step 2: Convert to fraction form
    851,802.68/1,277,427.60 = 283,031.06/x
  3. Step 3: Cross multiply
    851,802.68x = 1,277,427.60 × 283,031.06
  4. Step 4: Simplify right side
    851,802.68x = 361,551,681,314.12
  5. Step 5: Solve for x
    x = 361,551,681,314.12/851,802.68
  6. Step 6: Final answer
    x = 424,454.74

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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.