Home / 657,020.48-984,152.19-417,010.91

Finding the Fourth Proportional to 657,020.48, 984,152.19 and 417,010.91

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Solution

The fourth proportional to 657,020.48, 984,152.19 and 417,010.91 is: 624,641.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,020.48 : 984,152.19 = 417,010.91 : x
  2. Step 2: Convert to fraction form
    657,020.48/984,152.19 = 417,010.91/x
  3. Step 3: Cross multiply
    657,020.48x = 984,152.19 × 417,010.91
  4. Step 4: Simplify right side
    657,020.48x = 410,402,200,330.39
  5. Step 5: Solve for x
    x = 410,402,200,330.39/657,020.48
  6. Step 6: Final answer
    x = 624,641.41

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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.