Home / 1,018,474.22-1,405,518.04-559,617.50

Finding the Fourth Proportional to 1,018,474.22, 1,405,518.04 and 559,617.50

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Solution

The fourth proportional to 1,018,474.22, 1,405,518.04 and 559,617.50 is: 772,285.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,474.22 : 1,405,518.04 = 559,617.50 : x
  2. Step 2: Convert to fraction form
    1,018,474.22/1,405,518.04 = 559,617.50/x
  3. Step 3: Cross multiply
    1,018,474.22x = 1,405,518.04 × 559,617.50
  4. Step 4: Simplify right side
    1,018,474.22x = 786,552,491,749.70
  5. Step 5: Solve for x
    x = 786,552,491,749.70/1,018,474.22
  6. Step 6: Final answer
    x = 772,285.13

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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.