Home / 648,614.36-895,089.56-362,144.70

Finding the Fourth Proportional to 648,614.36, 895,089.56 and 362,144.70

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Solution

The fourth proportional to 648,614.36, 895,089.56 and 362,144.70 is: 499,760.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,614.36 : 895,089.56 = 362,144.70 : x
  2. Step 2: Convert to fraction form
    648,614.36/895,089.56 = 362,144.70/x
  3. Step 3: Cross multiply
    648,614.36x = 895,089.56 × 362,144.70
  4. Step 4: Simplify right side
    648,614.36x = 324,151,938,368.61
  5. Step 5: Solve for x
    x = 324,151,938,368.61/648,614.36
  6. Step 6: Final answer
    x = 499,760.65

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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.