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Finding the Fourth Proportional to 297,237.04, 445,892.80 and 97,578.16

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Solution

The fourth proportional to 297,237.04, 445,892.80 and 97,578.16 is: 146,379.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,237.04 : 445,892.80 = 97,578.16 : x
  2. Step 2: Convert to fraction form
    297,237.04/445,892.80 = 97,578.16/x
  3. Step 3: Cross multiply
    297,237.04x = 445,892.80 × 97,578.16
  4. Step 4: Simplify right side
    297,237.04x = 43,509,398,981.25
  5. Step 5: Solve for x
    x = 43,509,398,981.25/297,237.04
  6. Step 6: Final answer
    x = 146,379.47

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1.5x scale

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.