Home / 501,984.86-752,962.92-142,154.86

Finding the Fourth Proportional to 501,984.86, 752,962.92 and 142,154.86

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Solution

The fourth proportional to 501,984.86, 752,962.92 and 142,154.86 is: 213,228.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,984.86 : 752,962.92 = 142,154.86 : x
  2. Step 2: Convert to fraction form
    501,984.86/752,962.92 = 142,154.86/x
  3. Step 3: Cross multiply
    501,984.86x = 752,962.92 × 142,154.86
  4. Step 4: Simplify right side
    501,984.86x = 107,037,339,237.85
  5. Step 5: Solve for x
    x = 107,037,339,237.85/501,984.86
  6. Step 6: Final answer
    x = 213,228.22

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1.5x scale

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.