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Finding the Fourth Proportional to 314,970, 472,455 and 93,354

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Solution

The fourth proportional to 314,970, 472,455 and 93,354 is: 140,031

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,970 : 472,455 = 93,354 : x
  2. Step 2: Convert to fraction form
    314,970/472,455 = 93,354/x
  3. Step 3: Cross multiply
    314,970x = 472,455 × 93,354
  4. Step 4: Simplify right side
    314,970x = 44,105,564,070
  5. Step 5: Solve for x
    x = 44,105,564,070/314,970
  6. Step 6: Final answer
    x = 140,031

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.