Home / 287,027.40-429,926.01-233,465.14

Finding the Fourth Proportional to 287,027.40, 429,926.01 and 233,465.14

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Solution

The fourth proportional to 287,027.40, 429,926.01 and 233,465.14 is: 349,697.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,027.40 : 429,926.01 = 233,465.14 : x
  2. Step 2: Convert to fraction form
    287,027.40/429,926.01 = 233,465.14/x
  3. Step 3: Cross multiply
    287,027.40x = 429,926.01 × 233,465.14
  4. Step 4: Simplify right side
    287,027.40x = 100,372,736,114.29
  5. Step 5: Solve for x
    x = 100,372,736,114.29/287,027.40
  6. Step 6: Final answer
    x = 349,697.40

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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.