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Finding the Fourth Proportional to 464,069.80, 696,104.70 and 304,402.60

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Solution

The fourth proportional to 464,069.80, 696,104.70 and 304,402.60 is: 456,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,069.80 : 696,104.70 = 304,402.60 : x
  2. Step 2: Convert to fraction form
    464,069.80/696,104.70 = 304,402.60/x
  3. Step 3: Cross multiply
    464,069.80x = 696,104.70 × 304,402.60
  4. Step 4: Simplify right side
    464,069.80x = 211,896,080,552.22
  5. Step 5: Solve for x
    x = 211,896,080,552.22/464,069.80
  6. Step 6: Final answer
    x = 456,603.90

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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.