Home / 964,187.91-1,445,739.70-395,412.39

Finding the Fourth Proportional to 964,187.91, 1,445,739.70 and 395,412.39

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Solution

The fourth proportional to 964,187.91, 1,445,739.70 and 395,412.39 is: 592,896.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,187.91 : 1,445,739.70 = 395,412.39 : x
  2. Step 2: Convert to fraction form
    964,187.91/1,445,739.70 = 395,412.39/x
  3. Step 3: Cross multiply
    964,187.91x = 1,445,739.70 × 395,412.39
  4. Step 4: Simplify right side
    964,187.91x = 571,663,381,877.65
  5. Step 5: Solve for x
    x = 571,663,381,877.65/964,187.91
  6. Step 6: Final answer
    x = 592,896.24

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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.