Home / 714,273.35-985,632.09-423,834.85

Finding the Fourth Proportional to 714,273.35, 985,632.09 and 423,834.85

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Solution

The fourth proportional to 714,273.35, 985,632.09 and 423,834.85 is: 584,853.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,273.35 : 985,632.09 = 423,834.85 : x
  2. Step 2: Convert to fraction form
    714,273.35/985,632.09 = 423,834.85/x
  3. Step 3: Cross multiply
    714,273.35x = 985,632.09 × 423,834.85
  4. Step 4: Simplify right side
    714,273.35x = 417,745,227,283.95
  5. Step 5: Solve for x
    x = 417,745,227,283.95/714,273.35
  6. Step 6: Final answer
    x = 584,853.45

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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.