Home / 710,803.37-1,066,392.01-255,440.60

Finding the Fourth Proportional to 710,803.37, 1,066,392.01 and 255,440.60

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Solution

The fourth proportional to 710,803.37, 1,066,392.01 and 255,440.60 is: 383,228.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,803.37 : 1,066,392.01 = 255,440.60 : x
  2. Step 2: Convert to fraction form
    710,803.37/1,066,392.01 = 255,440.60/x
  3. Step 3: Cross multiply
    710,803.37x = 1,066,392.01 × 255,440.60
  4. Step 4: Simplify right side
    710,803.37x = 272,399,819,135.95
  5. Step 5: Solve for x
    x = 272,399,819,135.95/710,803.37
  6. Step 6: Final answer
    x = 383,228.09

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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.