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Finding the Fourth Proportional to 297,603.86, 446,434.13 and 97,925.90

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Solution

The fourth proportional to 297,603.86, 446,434.13 and 97,925.90 is: 146,898.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,603.86 : 446,434.13 = 97,925.90 : x
  2. Step 2: Convert to fraction form
    297,603.86/446,434.13 = 97,925.90/x
  3. Step 3: Cross multiply
    297,603.86x = 446,434.13 × 97,925.90
  4. Step 4: Simplify right side
    297,603.86x = 43,717,461,983.61
  5. Step 5: Solve for x
    x = 43,717,461,983.61/297,603.86
  6. Step 6: Final answer
    x = 146,898.17

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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.