Home / 988,911.48-1,483,424.65-381,703.25

Finding the Fourth Proportional to 988,911.48, 1,483,424.65 and 381,703.25

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Solution

The fourth proportional to 988,911.48, 1,483,424.65 and 381,703.25 is: 572,577.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,911.48 : 1,483,424.65 = 381,703.25 : x
  2. Step 2: Convert to fraction form
    988,911.48/1,483,424.65 = 381,703.25/x
  3. Step 3: Cross multiply
    988,911.48x = 1,483,424.65 × 381,703.25
  4. Step 4: Simplify right side
    988,911.48x = 566,228,014,220.80
  5. Step 5: Solve for x
    x = 566,228,014,220.80/988,911.48
  6. Step 6: Final answer
    x = 572,577.04

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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.