Home / 851,616.84-1,276,373.32-730,824.72

Finding the Fourth Proportional to 851,616.84, 1,276,373.32 and 730,824.72

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Solution

The fourth proportional to 851,616.84, 1,276,373.32 and 730,824.72 is: 1,095,334.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,616.84 : 1,276,373.32 = 730,824.72 : x
  2. Step 2: Convert to fraction form
    851,616.84/1,276,373.32 = 730,824.72/x
  3. Step 3: Cross multiply
    851,616.84x = 1,276,373.32 × 730,824.72
  4. Step 4: Simplify right side
    851,616.84x = 932,805,174,204.47
  5. Step 5: Solve for x
    x = 932,805,174,204.47/851,616.84
  6. Step 6: Final answer
    x = 1,095,334.35

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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.