Home / 519,311.04-779,005.95-140,226.25

Finding the Fourth Proportional to 519,311.04, 779,005.95 and 140,226.25

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Solution

The fourth proportional to 519,311.04, 779,005.95 and 140,226.25 is: 210,350.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,311.04 : 779,005.95 = 140,226.25 : x
  2. Step 2: Convert to fraction form
    519,311.04/779,005.95 = 140,226.25/x
  3. Step 3: Cross multiply
    519,311.04x = 779,005.95 × 140,226.25
  4. Step 4: Simplify right side
    519,311.04x = 109,237,083,096.19
  5. Step 5: Solve for x
    x = 109,237,083,096.19/519,311.04
  6. Step 6: Final answer
    x = 210,350.01

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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.