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Finding the Fourth Proportional to 370,298.36, 555,466.95 and 117,599

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Solution

The fourth proportional to 370,298.36, 555,466.95 and 117,599 is: 176,404.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,298.36 : 555,466.95 = 117,599 : x
  2. Step 2: Convert to fraction form
    370,298.36/555,466.95 = 117,599/x
  3. Step 3: Cross multiply
    370,298.36x = 555,466.95 × 117,599
  4. Step 4: Simplify right side
    370,298.36x = 65,322,357,853.05
  5. Step 5: Solve for x
    x = 65,322,357,853.05/370,298.36
  6. Step 6: Final answer
    x = 176,404.66

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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.