Home / 710,835.57-1,066,440.05-255,472.76

Finding the Fourth Proportional to 710,835.57, 1,066,440.05 and 255,472.76

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Solution

The fourth proportional to 710,835.57, 1,066,440.05 and 255,472.76 is: 383,276.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,835.57 : 1,066,440.05 = 255,472.76 : x
  2. Step 2: Convert to fraction form
    710,835.57/1,066,440.05 = 255,472.76/x
  3. Step 3: Cross multiply
    710,835.57x = 1,066,440.05 × 255,472.76
  4. Step 4: Simplify right side
    710,835.57x = 272,446,376,338.47
  5. Step 5: Solve for x
    x = 272,446,376,338.47/710,835.57
  6. Step 6: Final answer
    x = 383,276.23

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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.