Home / 970,276.48-1,455,570.24-409,393.60

Finding the Fourth Proportional to 970,276.48, 1,455,570.24 and 409,393.60

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Solution

The fourth proportional to 970,276.48, 1,455,570.24 and 409,393.60 is: 614,156.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,276.48 : 1,455,570.24 = 409,393.60 : x
  2. Step 2: Convert to fraction form
    970,276.48/1,455,570.24 = 409,393.60/x
  3. Step 3: Cross multiply
    970,276.48x = 1,455,570.24 × 409,393.60
  4. Step 4: Simplify right side
    970,276.48x = 595,901,140,606.46
  5. Step 5: Solve for x
    x = 595,901,140,606.46/970,276.48
  6. Step 6: Final answer
    x = 614,156.02

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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.