Home / 852,084.80-1,175,877.12-470,112.48

Finding the Fourth Proportional to 852,084.80, 1,175,877.12 and 470,112.48

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Solution

The fourth proportional to 852,084.80, 1,175,877.12 and 470,112.48 is: 648,755.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,084.80 : 1,175,877.12 = 470,112.48 : x
  2. Step 2: Convert to fraction form
    852,084.80/1,175,877.12 = 470,112.48/x
  3. Step 3: Cross multiply
    852,084.80x = 1,175,877.12 × 470,112.48
  4. Step 4: Simplify right side
    852,084.80x = 552,794,509,058.46
  5. Step 5: Solve for x
    x = 552,794,509,058.46/852,084.80
  6. Step 6: Final answer
    x = 648,755.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.