Home / 1,435,331.70-2,153,289.15-488,798.10

Finding the Fourth Proportional to 1,435,331.70, 2,153,289.15 and 488,798.10

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Solution

The fourth proportional to 1,435,331.70, 2,153,289.15 and 488,798.10 is: 733,296.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,331.70 : 2,153,289.15 = 488,798.10 : x
  2. Step 2: Convert to fraction form
    1,435,331.70/2,153,289.15 = 488,798.10/x
  3. Step 3: Cross multiply
    1,435,331.70x = 2,153,289.15 × 488,798.10
  4. Step 4: Simplify right side
    1,435,331.70x = 1,052,523,645,270.61
  5. Step 5: Solve for x
    x = 1,052,523,645,270.61/1,435,331.70
  6. Step 6: Final answer
    x = 733,296.45

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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.