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Finding the Fourth Proportional to 304,445.74, 456,169.93 and 162,139.93

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Solution

The fourth proportional to 304,445.74, 456,169.93 and 162,139.93 is: 242,944.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,445.74 : 456,169.93 = 162,139.93 : x
  2. Step 2: Convert to fraction form
    304,445.74/456,169.93 = 162,139.93/x
  3. Step 3: Cross multiply
    304,445.74x = 456,169.93 × 162,139.93
  4. Step 4: Simplify right side
    304,445.74x = 73,963,358,972.53
  5. Step 5: Solve for x
    x = 73,963,358,972.53/304,445.74
  6. Step 6: Final answer
    x = 242,944.31

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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.