Home / 755,337.72-1,133,001.54-306,051.96

Finding the Fourth Proportional to 755,337.72, 1,133,001.54 and 306,051.96

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Solution

The fourth proportional to 755,337.72, 1,133,001.54 and 306,051.96 is: 459,075.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,337.72 : 1,133,001.54 = 306,051.96 : x
  2. Step 2: Convert to fraction form
    755,337.72/1,133,001.54 = 306,051.96/x
  3. Step 3: Cross multiply
    755,337.72x = 1,133,001.54 × 306,051.96
  4. Step 4: Simplify right side
    755,337.72x = 346,757,342,000.02
  5. Step 5: Solve for x
    x = 346,757,342,000.02/755,337.72
  6. Step 6: Final answer
    x = 459,075.90

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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.