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Finding the Fourth Proportional to 370,187.10, 555,116.49 and 170,459.10

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Solution

The fourth proportional to 370,187.10, 555,116.49 and 170,459.10 is: 255,613.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,187.10 : 555,116.49 = 170,459.10 : x
  2. Step 2: Convert to fraction form
    370,187.10/555,116.49 = 170,459.10/x
  3. Step 3: Cross multiply
    370,187.10x = 555,116.49 × 170,459.10
  4. Step 4: Simplify right side
    370,187.10x = 94,624,657,280.56
  5. Step 5: Solve for x
    x = 94,624,657,280.56/370,187.10
  6. Step 6: Final answer
    x = 255,613.06

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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.