Home / 358,864.94-537,895.08-145,583.30

Finding the Fourth Proportional to 358,864.94, 537,895.08 and 145,583.30

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Solution

The fourth proportional to 358,864.94, 537,895.08 and 145,583.30 is: 218,211.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,864.94 : 537,895.08 = 145,583.30 : x
  2. Step 2: Convert to fraction form
    358,864.94/537,895.08 = 145,583.30/x
  3. Step 3: Cross multiply
    358,864.94x = 537,895.08 × 145,583.30
  4. Step 4: Simplify right side
    358,864.94x = 78,308,540,800.16
  5. Step 5: Solve for x
    x = 78,308,540,800.16/358,864.94
  6. Step 6: Final answer
    x = 218,211.73

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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.