Home / 710,835.68-1,066,440.24-255,472.88

Finding the Fourth Proportional to 710,835.68, 1,066,440.24 and 255,472.88

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Solution

The fourth proportional to 710,835.68, 1,066,440.24 and 255,472.88 is: 383,276.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,835.68 : 1,066,440.24 = 255,472.88 : x
  2. Step 2: Convert to fraction form
    710,835.68/1,066,440.24 = 255,472.88/x
  3. Step 3: Cross multiply
    710,835.68x = 1,066,440.24 × 255,472.88
  4. Step 4: Simplify right side
    710,835.68x = 272,446,559,460.69
  5. Step 5: Solve for x
    x = 272,446,559,460.69/710,835.68
  6. Step 6: Final answer
    x = 383,276.43

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1.5x scale

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.