Home / 845,153.92-1,267,272.96-371,284.48

Finding the Fourth Proportional to 845,153.92, 1,267,272.96 and 371,284.48

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Solution

The fourth proportional to 845,153.92, 1,267,272.96 and 371,284.48 is: 556,725.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,153.92 : 1,267,272.96 = 371,284.48 : x
  2. Step 2: Convert to fraction form
    845,153.92/1,267,272.96 = 371,284.48/x
  3. Step 3: Cross multiply
    845,153.92x = 1,267,272.96 × 371,284.48
  4. Step 4: Simplify right side
    845,153.92x = 470,518,781,971.66
  5. Step 5: Solve for x
    x = 470,518,781,971.66/845,153.92
  6. Step 6: Final answer
    x = 556,725.55

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1.5x scale

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.