Home / 658,388.23-908,572.95-367,999.39

Finding the Fourth Proportional to 658,388.23, 908,572.95 and 367,999.39

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Solution

The fourth proportional to 658,388.23, 908,572.95 and 367,999.39 is: 507,837.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,388.23 : 908,572.95 = 367,999.39 : x
  2. Step 2: Convert to fraction form
    658,388.23/908,572.95 = 367,999.39/x
  3. Step 3: Cross multiply
    658,388.23x = 908,572.95 × 367,999.39
  4. Step 4: Simplify right side
    658,388.23x = 334,354,291,370.50
  5. Step 5: Solve for x
    x = 334,354,291,370.50/658,388.23
  6. Step 6: Final answer
    x = 507,837.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.