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Finding the Fourth Proportional to 375,273, 562,913.28 and 94,790.52

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Solution

The fourth proportional to 375,273, 562,913.28 and 94,790.52 is: 142,186.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,273 : 562,913.28 = 94,790.52 : x
  2. Step 2: Convert to fraction form
    375,273/562,913.28 = 94,790.52/x
  3. Step 3: Cross multiply
    375,273x = 562,913.28 × 94,790.52
  4. Step 4: Simplify right side
    375,273x = 53,358,842,526.11
  5. Step 5: Solve for x
    x = 53,358,842,526.11/375,273
  6. Step 6: Final answer
    x = 142,186.73

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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.