Home / 338,545.24-507,263.76-205,466.26

Finding the Fourth Proportional to 338,545.24, 507,263.76 and 205,466.26

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Solution

The fourth proportional to 338,545.24, 507,263.76 and 205,466.26 is: 307,863.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,545.24 : 507,263.76 = 205,466.26 : x
  2. Step 2: Convert to fraction form
    338,545.24/507,263.76 = 205,466.26/x
  3. Step 3: Cross multiply
    338,545.24x = 507,263.76 × 205,466.26
  4. Step 4: Simplify right side
    338,545.24x = 104,225,587,600.74
  5. Step 5: Solve for x
    x = 104,225,587,600.74/338,545.24
  6. Step 6: Final answer
    x = 307,863.10

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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.