Home / 688,369.02-1,032,818.31-333,355.74

Finding the Fourth Proportional to 688,369.02, 1,032,818.31 and 333,355.74

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Solution

The fourth proportional to 688,369.02, 1,032,818.31 and 333,355.74 is: 500,161.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,369.02 : 1,032,818.31 = 333,355.74 : x
  2. Step 2: Convert to fraction form
    688,369.02/1,032,818.31 = 333,355.74/x
  3. Step 3: Cross multiply
    688,369.02x = 1,032,818.31 × 333,355.74
  4. Step 4: Simplify right side
    688,369.02x = 344,295,912,015.60
  5. Step 5: Solve for x
    x = 344,295,912,015.60/688,369.02
  6. Step 6: Final answer
    x = 500,161.83

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1.5x scale

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.