Home / 885,513.60-1,328,127.84-254,283.84

Finding the Fourth Proportional to 885,513.60, 1,328,127.84 and 254,283.84

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Solution

The fourth proportional to 885,513.60, 1,328,127.84 and 254,283.84 is: 381,384.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,513.60 : 1,328,127.84 = 254,283.84 : x
  2. Step 2: Convert to fraction form
    885,513.60/1,328,127.84 = 254,283.84/x
  3. Step 3: Cross multiply
    885,513.60x = 1,328,127.84 × 254,283.84
  4. Step 4: Simplify right side
    885,513.60x = 337,721,447,166.11
  5. Step 5: Solve for x
    x = 337,721,447,166.11/885,513.60
  6. Step 6: Final answer
    x = 381,384.82

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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.