Home / 904,913.48-1,357,942.22-505,816.08

Finding the Fourth Proportional to 904,913.48, 1,357,942.22 and 505,816.08

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Solution

The fourth proportional to 904,913.48, 1,357,942.22 and 505,816.08 is: 759,043.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,913.48 : 1,357,942.22 = 505,816.08 : x
  2. Step 2: Convert to fraction form
    904,913.48/1,357,942.22 = 505,816.08/x
  3. Step 3: Cross multiply
    904,913.48x = 1,357,942.22 × 505,816.08
  4. Step 4: Simplify right side
    904,913.48x = 686,869,010,586.90
  5. Step 5: Solve for x
    x = 686,869,010,586.90/904,913.48
  6. Step 6: Final answer
    x = 759,043.85

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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.