Home / 656,501.20-984,751.80-446,549.20

Finding the Fourth Proportional to 656,501.20, 984,751.80 and 446,549.20

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Solution

The fourth proportional to 656,501.20, 984,751.80 and 446,549.20 is: 669,823.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,501.20 : 984,751.80 = 446,549.20 : x
  2. Step 2: Convert to fraction form
    656,501.20/984,751.80 = 446,549.20/x
  3. Step 3: Cross multiply
    656,501.20x = 984,751.80 × 446,549.20
  4. Step 4: Simplify right side
    656,501.20x = 439,740,128,488.56
  5. Step 5: Solve for x
    x = 439,740,128,488.56/656,501.20
  6. Step 6: Final answer
    x = 669,823.80

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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.