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Finding the Fourth Proportional to 650,445.81, 975,663.23 and 508,410.59

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Solution

The fourth proportional to 650,445.81, 975,663.23 and 508,410.59 is: 762,611.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,445.81 : 975,663.23 = 508,410.59 : x
  2. Step 2: Convert to fraction form
    650,445.81/975,663.23 = 508,410.59/x
  3. Step 3: Cross multiply
    650,445.81x = 975,663.23 × 508,410.59
  4. Step 4: Simplify right side
    650,445.81x = 496,037,510,985.24
  5. Step 5: Solve for x
    x = 496,037,510,985.24/650,445.81
  6. Step 6: Final answer
    x = 762,611.59

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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.