Home / 900,553.55-1,243,133.62-610,562.30

Finding the Fourth Proportional to 900,553.55, 1,243,133.62 and 610,562.30

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Solution

The fourth proportional to 900,553.55, 1,243,133.62 and 610,562.30 is: 842,826.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,553.55 : 1,243,133.62 = 610,562.30 : x
  2. Step 2: Convert to fraction form
    900,553.55/1,243,133.62 = 610,562.30/x
  3. Step 3: Cross multiply
    900,553.55x = 1,243,133.62 × 610,562.30
  4. Step 4: Simplify right side
    900,553.55x = 759,010,514,492.45
  5. Step 5: Solve for x
    x = 759,010,514,492.45/900,553.55
  6. Step 6: Final answer
    x = 842,826.64

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1.5x scale

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.