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Finding the Fourth Proportional to 304,275.40, 456,477.90 and 93,934.60

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Solution

The fourth proportional to 304,275.40, 456,477.90 and 93,934.60 is: 140,921.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,275.40 : 456,477.90 = 93,934.60 : x
  2. Step 2: Convert to fraction form
    304,275.40/456,477.90 = 93,934.60/x
  3. Step 3: Cross multiply
    304,275.40x = 456,477.90 × 93,934.60
  4. Step 4: Simplify right side
    304,275.40x = 42,879,068,945.34
  5. Step 5: Solve for x
    x = 42,879,068,945.34/304,275.40
  6. Step 6: Final answer
    x = 140,921.90

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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.