Home / 529,038.60-793,557.90-449,322.45

Finding the Fourth Proportional to 529,038.60, 793,557.90 and 449,322.45

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Solution

The fourth proportional to 529,038.60, 793,557.90 and 449,322.45 is: 673,983.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,038.60 : 793,557.90 = 449,322.45 : x
  2. Step 2: Convert to fraction form
    529,038.60/793,557.90 = 449,322.45/x
  3. Step 3: Cross multiply
    529,038.60x = 793,557.90 × 449,322.45
  4. Step 4: Simplify right side
    529,038.60x = 356,563,379,844.86
  5. Step 5: Solve for x
    x = 356,563,379,844.86/529,038.60
  6. Step 6: Final answer
    x = 673,983.68

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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.