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Finding the Fourth Proportional to 377,032.16, 520,225.86 and 224,124.42

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Solution

The fourth proportional to 377,032.16, 520,225.86 and 224,124.42 is: 309,245.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,032.16 : 520,225.86 = 224,124.42 : x
  2. Step 2: Convert to fraction form
    377,032.16/520,225.86 = 224,124.42/x
  3. Step 3: Cross multiply
    377,032.16x = 520,225.86 × 224,124.42
  4. Step 4: Simplify right side
    377,032.16x = 116,595,319,141.50
  5. Step 5: Solve for x
    x = 116,595,319,141.50/377,032.16
  6. Step 6: Final answer
    x = 309,245.02

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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.