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Finding the Fourth Proportional to 301,925.80, 453,018 and 102,267.28

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Solution

The fourth proportional to 301,925.80, 453,018 and 102,267.28 is: 153,444.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,925.80 : 453,018 = 102,267.28 : x
  2. Step 2: Convert to fraction form
    301,925.80/453,018 = 102,267.28/x
  3. Step 3: Cross multiply
    301,925.80x = 453,018 × 102,267.28
  4. Step 4: Simplify right side
    301,925.80x = 46,328,918,651.04
  5. Step 5: Solve for x
    x = 46,328,918,651.04/301,925.80
  6. Step 6: Final answer
    x = 153,444.72

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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.