Home / 651,667.60-977,654.40-202,365.28

Finding the Fourth Proportional to 651,667.60, 977,654.40 and 202,365.28

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Solution

The fourth proportional to 651,667.60, 977,654.40 and 202,365.28 is: 303,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,667.60 : 977,654.40 = 202,365.28 : x
  2. Step 2: Convert to fraction form
    651,667.60/977,654.40 = 202,365.28/x
  3. Step 3: Cross multiply
    651,667.60x = 977,654.40 × 202,365.28
  4. Step 4: Simplify right side
    651,667.60x = 197,843,306,399.23
  5. Step 5: Solve for x
    x = 197,843,306,399.23/651,667.60
  6. Step 6: Final answer
    x = 303,595.43

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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.