Home / 537,569.42-741,830.87-305,038.70

Finding the Fourth Proportional to 537,569.42, 741,830.87 and 305,038.70

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Solution

The fourth proportional to 537,569.42, 741,830.87 and 305,038.70 is: 420,944.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,569.42 : 741,830.87 = 305,038.70 : x
  2. Step 2: Convert to fraction form
    537,569.42/741,830.87 = 305,038.70/x
  3. Step 3: Cross multiply
    537,569.42x = 741,830.87 × 305,038.70
  4. Step 4: Simplify right side
    537,569.42x = 226,287,124,204.67
  5. Step 5: Solve for x
    x = 226,287,124,204.67/537,569.42
  6. Step 6: Final answer
    x = 420,944.93

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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.