Home / 704,772.60-1,056,222.90-384,101.16

Finding the Fourth Proportional to 704,772.60, 1,056,222.90 and 384,101.16

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Solution

The fourth proportional to 704,772.60, 1,056,222.90 and 384,101.16 is: 575,641.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,772.60 : 1,056,222.90 = 384,101.16 : x
  2. Step 2: Convert to fraction form
    704,772.60/1,056,222.90 = 384,101.16/x
  3. Step 3: Cross multiply
    704,772.60x = 1,056,222.90 × 384,101.16
  4. Step 4: Simplify right side
    704,772.60x = 405,696,441,108.56
  5. Step 5: Solve for x
    x = 405,696,441,108.56/704,772.60
  6. Step 6: Final answer
    x = 575,641.62

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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.