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Finding the Fourth Proportional to 370,802.57, 556,257.13 and 114,655.10

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Solution

The fourth proportional to 370,802.57, 556,257.13 and 114,655.10 is: 171,999.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,802.57 : 556,257.13 = 114,655.10 : x
  2. Step 2: Convert to fraction form
    370,802.57/556,257.13 = 114,655.10/x
  3. Step 3: Cross multiply
    370,802.57x = 556,257.13 × 114,655.10
  4. Step 4: Simplify right side
    370,802.57x = 63,777,713,797.94
  5. Step 5: Solve for x
    x = 63,777,713,797.94/370,802.57
  6. Step 6: Final answer
    x = 171,999.12

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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.