Home / 432,590.48-648,919.80-152,170.64

Finding the Fourth Proportional to 432,590.48, 648,919.80 and 152,170.64

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Solution

The fourth proportional to 432,590.48, 648,919.80 and 152,170.64 is: 228,267.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,590.48 : 648,919.80 = 152,170.64 : x
  2. Step 2: Convert to fraction form
    432,590.48/648,919.80 = 152,170.64/x
  3. Step 3: Cross multiply
    432,590.48x = 648,919.80 × 152,170.64
  4. Step 4: Simplify right side
    432,590.48x = 98,746,541,274.67
  5. Step 5: Solve for x
    x = 98,746,541,274.67/432,590.48
  6. Step 6: Final answer
    x = 228,267.95

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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.