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Finding the Fourth Proportional to 335,875.60, 503,813.40 and 148,887.10

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Solution

The fourth proportional to 335,875.60, 503,813.40 and 148,887.10 is: 223,330.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,875.60 : 503,813.40 = 148,887.10 : x
  2. Step 2: Convert to fraction form
    335,875.60/503,813.40 = 148,887.10/x
  3. Step 3: Cross multiply
    335,875.60x = 503,813.40 × 148,887.10
  4. Step 4: Simplify right side
    335,875.60x = 75,011,316,067.14
  5. Step 5: Solve for x
    x = 75,011,316,067.14/335,875.60
  6. Step 6: Final answer
    x = 223,330.65

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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.