Home / 291,513.86-437,504.07-151,312.58

Finding the Fourth Proportional to 291,513.86, 437,504.07 and 151,312.58

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Solution

The fourth proportional to 291,513.86, 437,504.07 and 151,312.58 is: 227,089.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,513.86 : 437,504.07 = 151,312.58 : x
  2. Step 2: Convert to fraction form
    291,513.86/437,504.07 = 151,312.58/x
  3. Step 3: Cross multiply
    291,513.86x = 437,504.07 × 151,312.58
  4. Step 4: Simplify right side
    291,513.86x = 66,199,869,592.20
  5. Step 5: Solve for x
    x = 66,199,869,592.20/291,513.86
  6. Step 6: Final answer
    x = 227,089.96

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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.