Home / 900,554.55-1,243,135-610,563.30

Finding the Fourth Proportional to 900,554.55, 1,243,135 and 610,563.30

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Solution

The fourth proportional to 900,554.55, 1,243,135 and 610,563.30 is: 842,828.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,554.55 : 1,243,135 = 610,563.30 : x
  2. Step 2: Convert to fraction form
    900,554.55/1,243,135 = 610,563.30/x
  3. Step 3: Cross multiply
    900,554.55x = 1,243,135 × 610,563.30
  4. Step 4: Simplify right side
    900,554.55x = 759,012,607,945.50
  5. Step 5: Solve for x
    x = 759,012,607,945.50/900,554.55
  6. Step 6: Final answer
    x = 842,828.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.