Home / 808,970.40-1,116,601.20-469,548

Finding the Fourth Proportional to 808,970.40, 1,116,601.20 and 469,548

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Solution

The fourth proportional to 808,970.40, 1,116,601.20 and 469,548 is: 648,105.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,970.40 : 1,116,601.20 = 469,548 : x
  2. Step 2: Convert to fraction form
    808,970.40/1,116,601.20 = 469,548/x
  3. Step 3: Cross multiply
    808,970.40x = 1,116,601.20 × 469,548
  4. Step 4: Simplify right side
    808,970.40x = 524,297,860,257.60
  5. Step 5: Solve for x
    x = 524,297,860,257.60/808,970.40
  6. Step 6: Final answer
    x = 648,105.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.