Home / 901,327.02-1,243,831.18-493,427.60

Finding the Fourth Proportional to 901,327.02, 1,243,831.18 and 493,427.60

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Solution

The fourth proportional to 901,327.02, 1,243,831.18 and 493,427.60 is: 680,930.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,327.02 : 1,243,831.18 = 493,427.60 : x
  2. Step 2: Convert to fraction form
    901,327.02/1,243,831.18 = 493,427.60/x
  3. Step 3: Cross multiply
    901,327.02x = 1,243,831.18 × 493,427.60
  4. Step 4: Simplify right side
    901,327.02x = 613,740,633,952.57
  5. Step 5: Solve for x
    x = 613,740,633,952.57/901,327.02
  6. Step 6: Final answer
    x = 680,930.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.