Home / 354,294,288.80-531,441,433.20-328,466,256.20

Finding the Fourth Proportional to 354,294,288.80, 531,441,433.20 and 328,466,256.20

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Solution

The fourth proportional to 354,294,288.80, 531,441,433.20 and 328,466,256.20 is: 492,699,384.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,288.80 : 531,441,433.20 = 328,466,256.20 : x
  2. Step 2: Convert to fraction form
    354,294,288.80/531,441,433.20 = 328,466,256.20/x
  3. Step 3: Cross multiply
    354,294,288.80x = 531,441,433.20 × 328,466,256.20
  4. Step 4: Simplify right side
    354,294,288.80x = 174,560,577,952,766,368
  5. Step 5: Solve for x
    x = 174,560,577,952,766,368/354,294,288.80
  6. Step 6: Final answer
    x = 492,699,384.30

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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.