Home / 648,332.44-895,172.90-419,025.48

Finding the Fourth Proportional to 648,332.44, 895,172.90 and 419,025.48

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Solution

The fourth proportional to 648,332.44, 895,172.90 and 419,025.48 is: 578,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,332.44 : 895,172.90 = 419,025.48 : x
  2. Step 2: Convert to fraction form
    648,332.44/895,172.90 = 419,025.48/x
  3. Step 3: Cross multiply
    648,332.44x = 895,172.90 × 419,025.48
  4. Step 4: Simplify right side
    648,332.44x = 375,100,254,105.49
  5. Step 5: Solve for x
    x = 375,100,254,105.49/648,332.44
  6. Step 6: Final answer
    x = 578,561.60

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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.