Home / 377,822.02-521,237.91-224,829.58

Finding the Fourth Proportional to 377,822.02, 521,237.91 and 224,829.58

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Solution

The fourth proportional to 377,822.02, 521,237.91 and 224,829.58 is: 310,171.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,822.02 : 521,237.91 = 224,829.58 : x
  2. Step 2: Convert to fraction form
    377,822.02/521,237.91 = 224,829.58/x
  3. Step 3: Cross multiply
    377,822.02x = 521,237.91 × 224,829.58
  4. Step 4: Simplify right side
    377,822.02x = 117,189,700,385.38
  5. Step 5: Solve for x
    x = 117,189,700,385.38/377,822.02
  6. Step 6: Final answer
    x = 310,171.71

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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.