Home / 658,025.87-908,058.95-367,639.65

Finding the Fourth Proportional to 658,025.87, 908,058.95 and 367,639.65

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Solution

The fourth proportional to 658,025.87, 908,058.95 and 367,639.65 is: 507,333.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,025.87 : 908,058.95 = 367,639.65 : x
  2. Step 2: Convert to fraction form
    658,025.87/908,058.95 = 367,639.65/x
  3. Step 3: Cross multiply
    658,025.87x = 908,058.95 × 367,639.65
  4. Step 4: Simplify right side
    658,025.87x = 333,838,472,719.17
  5. Step 5: Solve for x
    x = 333,838,472,719.17/658,025.87
  6. Step 6: Final answer
    x = 507,333.36

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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.