Home / 852,002.39-1,175,763.21-470,029.17

Finding the Fourth Proportional to 852,002.39, 1,175,763.21 and 470,029.17

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Solution

The fourth proportional to 852,002.39, 1,175,763.21 and 470,029.17 is: 648,640.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,002.39 : 1,175,763.21 = 470,029.17 : x
  2. Step 2: Convert to fraction form
    852,002.39/1,175,763.21 = 470,029.17/x
  3. Step 3: Cross multiply
    852,002.39x = 1,175,763.21 × 470,029.17
  4. Step 4: Simplify right side
    852,002.39x = 552,643,005,712.84
  5. Step 5: Solve for x
    x = 552,643,005,712.84/852,002.39
  6. Step 6: Final answer
    x = 648,640.21

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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.