Home / 885,487.35-1,328,325.95-245,793.81

Finding the Fourth Proportional to 885,487.35, 1,328,325.95 and 245,793.81

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Solution

The fourth proportional to 885,487.35, 1,328,325.95 and 245,793.81 is: 368,717.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,487.35 : 1,328,325.95 = 245,793.81 : x
  2. Step 2: Convert to fraction form
    885,487.35/1,328,325.95 = 245,793.81/x
  3. Step 3: Cross multiply
    885,487.35x = 1,328,325.95 × 245,793.81
  4. Step 4: Simplify right side
    885,487.35x = 326,494,294,943.40
  5. Step 5: Solve for x
    x = 326,494,294,943.40/885,487.35
  6. Step 6: Final answer
    x = 368,717.06

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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.