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Finding the Fourth Proportional to 304,296.30, 456,444.45 and 154,559.70

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Solution

The fourth proportional to 304,296.30, 456,444.45 and 154,559.70 is: 231,839.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,296.30 : 456,444.45 = 154,559.70 : x
  2. Step 2: Convert to fraction form
    304,296.30/456,444.45 = 154,559.70/x
  3. Step 3: Cross multiply
    304,296.30x = 456,444.45 × 154,559.70
  4. Step 4: Simplify right side
    304,296.30x = 70,547,917,258.67
  5. Step 5: Solve for x
    x = 70,547,917,258.67/304,296.30
  6. Step 6: Final answer
    x = 231,839.55

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1.5x scale

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.