Home / 887,637.20-1,332,492.60-508,859.60

Finding the Fourth Proportional to 887,637.20, 1,332,492.60 and 508,859.60

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Solution

The fourth proportional to 887,637.20, 1,332,492.60 and 508,859.60 is: 763,883.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,637.20 : 1,332,492.60 = 508,859.60 : x
  2. Step 2: Convert to fraction form
    887,637.20/1,332,492.60 = 508,859.60/x
  3. Step 3: Cross multiply
    887,637.20x = 1,332,492.60 × 508,859.60
  4. Step 4: Simplify right side
    887,637.20x = 678,051,651,438.96
  5. Step 5: Solve for x
    x = 678,051,651,438.96/887,637.20
  6. Step 6: Final answer
    x = 763,883.77

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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.