Home / 970,134.40-1,455,201.60-932,809.60

Finding the Fourth Proportional to 970,134.40, 1,455,201.60 and 932,809.60

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Solution

The fourth proportional to 970,134.40, 1,455,201.60 and 932,809.60 is: 1,399,214.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,134.40 : 1,455,201.60 = 932,809.60 : x
  2. Step 2: Convert to fraction form
    970,134.40/1,455,201.60 = 932,809.60/x
  3. Step 3: Cross multiply
    970,134.40x = 1,455,201.60 × 932,809.60
  4. Step 4: Simplify right side
    970,134.40x = 1,357,426,022,415.36
  5. Step 5: Solve for x
    x = 1,357,426,022,415.36/970,134.40
  6. Step 6: Final answer
    x = 1,399,214.40

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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.