Home / 507,778.58-760,919.42-282,829.34

Finding the Fourth Proportional to 507,778.58, 760,919.42 and 282,829.34

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Solution

The fourth proportional to 507,778.58, 760,919.42 and 282,829.34 is: 423,827.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,778.58 : 760,919.42 = 282,829.34 : x
  2. Step 2: Convert to fraction form
    507,778.58/760,919.42 = 282,829.34/x
  3. Step 3: Cross multiply
    507,778.58x = 760,919.42 × 282,829.34
  4. Step 4: Simplify right side
    507,778.58x = 215,210,337,351.78
  5. Step 5: Solve for x
    x = 215,210,337,351.78/507,778.58
  6. Step 6: Final answer
    x = 423,827.13

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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.