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Finding the Fourth Proportional to 508,014.95, 760,527.59 and 339,116.36

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Solution

The fourth proportional to 508,014.95, 760,527.59 and 339,116.36 is: 507,676.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,014.95 : 760,527.59 = 339,116.36 : x
  2. Step 2: Convert to fraction form
    508,014.95/760,527.59 = 339,116.36/x
  3. Step 3: Cross multiply
    508,014.95x = 760,527.59 × 339,116.36
  4. Step 4: Simplify right side
    508,014.95x = 257,907,342,502.15
  5. Step 5: Solve for x
    x = 257,907,342,502.15/508,014.95
  6. Step 6: Final answer
    x = 507,676.68

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Similar ratio
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1.5x scale

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.