Home / 409,282.09-614,342.08-337,977.54

Finding the Fourth Proportional to 409,282.09, 614,342.08 and 337,977.54

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Solution

The fourth proportional to 409,282.09, 614,342.08 and 337,977.54 is: 507,312.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,282.09 : 614,342.08 = 337,977.54 : x
  2. Step 2: Convert to fraction form
    409,282.09/614,342.08 = 337,977.54/x
  3. Step 3: Cross multiply
    409,282.09x = 614,342.08 × 337,977.54
  4. Step 4: Simplify right side
    409,282.09x = 207,633,824,071.94
  5. Step 5: Solve for x
    x = 207,633,824,071.94/409,282.09
  6. Step 6: Final answer
    x = 507,312.26

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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.