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Finding the Fourth Proportional to 652,268.40, 978,402.60 and 600,946.80

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Solution

The fourth proportional to 652,268.40, 978,402.60 and 600,946.80 is: 901,420.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,268.40 : 978,402.60 = 600,946.80 : x
  2. Step 2: Convert to fraction form
    652,268.40/978,402.60 = 600,946.80/x
  3. Step 3: Cross multiply
    652,268.40x = 978,402.60 × 600,946.80
  4. Step 4: Simplify right side
    652,268.40x = 587,967,911,581.68
  5. Step 5: Solve for x
    x = 587,967,911,581.68/652,268.40
  6. Step 6: Final answer
    x = 901,420.20

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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.