Home / 650,455.61-975,653.33-170,671.55

Finding the Fourth Proportional to 650,455.61, 975,653.33 and 170,671.55

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Solution

The fourth proportional to 650,455.61, 975,653.33 and 170,671.55 is: 255,999.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,455.61 : 975,653.33 = 170,671.55 : x
  2. Step 2: Convert to fraction form
    650,455.61/975,653.33 = 170,671.55/x
  3. Step 3: Cross multiply
    650,455.61x = 975,653.33 × 170,671.55
  4. Step 4: Simplify right side
    650,455.61x = 166,516,260,362.14
  5. Step 5: Solve for x
    x = 166,516,260,362.14/650,455.61
  6. Step 6: Final answer
    x = 255,999.42

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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.