Home / 972,580.80-1,458,555.60-323,984.64

Finding the Fourth Proportional to 972,580.80, 1,458,555.60 and 323,984.64

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Solution

The fourth proportional to 972,580.80, 1,458,555.60 and 323,984.64 is: 485,871.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,580.80 : 1,458,555.60 = 323,984.64 : x
  2. Step 2: Convert to fraction form
    972,580.80/1,458,555.60 = 323,984.64/x
  3. Step 3: Cross multiply
    972,580.80x = 1,458,555.60 × 323,984.64
  4. Step 4: Simplify right side
    972,580.80x = 472,549,610,985.98
  5. Step 5: Solve for x
    x = 472,549,610,985.98/972,580.80
  6. Step 6: Final answer
    x = 485,871.83

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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.