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Finding the Fourth Proportional to 470,793.30, 705,023.55 and 302,054.10

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Solution

The fourth proportional to 470,793.30, 705,023.55 and 302,054.10 is: 452,332.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,793.30 : 705,023.55 = 302,054.10 : x
  2. Step 2: Convert to fraction form
    470,793.30/705,023.55 = 302,054.10/x
  3. Step 3: Cross multiply
    470,793.30x = 705,023.55 × 302,054.10
  4. Step 4: Simplify right side
    470,793.30x = 212,955,253,874.06
  5. Step 5: Solve for x
    x = 212,955,253,874.06/470,793.30
  6. Step 6: Final answer
    x = 452,332.80

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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.