Home / 377,513.32-565,875.10-140,753

Finding the Fourth Proportional to 377,513.32, 565,875.10 and 140,753

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Solution

The fourth proportional to 377,513.32, 565,875.10 and 140,753 is: 210,982.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,513.32 : 565,875.10 = 140,753 : x
  2. Step 2: Convert to fraction form
    377,513.32/565,875.10 = 140,753/x
  3. Step 3: Cross multiply
    377,513.32x = 565,875.10 × 140,753
  4. Step 4: Simplify right side
    377,513.32x = 79,648,617,950.30
  5. Step 5: Solve for x
    x = 79,648,617,950.30/377,513.32
  6. Step 6: Final answer
    x = 210,982.27

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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.