Home / 1,110,280-1,665,466.08-322,312

Finding the Fourth Proportional to 1,110,280, 1,665,466.08 and 322,312

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Solution

The fourth proportional to 1,110,280, 1,665,466.08 and 322,312 is: 483,481.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,280 : 1,665,466.08 = 322,312 : x
  2. Step 2: Convert to fraction form
    1,110,280/1,665,466.08 = 322,312/x
  3. Step 3: Cross multiply
    1,110,280x = 1,665,466.08 × 322,312
  4. Step 4: Simplify right side
    1,110,280x = 536,799,703,176.96
  5. Step 5: Solve for x
    x = 536,799,703,176.96/1,110,280
  6. Step 6: Final answer
    x = 483,481.38

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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.