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Finding the Fourth Proportional to 304,220.80, 456,352.80 and 93,858.40

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Solution

The fourth proportional to 304,220.80, 456,352.80 and 93,858.40 is: 140,794.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,220.80 : 456,352.80 = 93,858.40 : x
  2. Step 2: Convert to fraction form
    304,220.80/456,352.80 = 93,858.40/x
  3. Step 3: Cross multiply
    304,220.80x = 456,352.80 × 93,858.40
  4. Step 4: Simplify right side
    304,220.80x = 42,832,543,643.52
  5. Step 5: Solve for x
    x = 42,832,543,643.52/304,220.80
  6. Step 6: Final answer
    x = 140,794.26

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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.