Home / 672,490.02-928,030.67-366,560.84

Finding the Fourth Proportional to 672,490.02, 928,030.67 and 366,560.84

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Solution

The fourth proportional to 672,490.02, 928,030.67 and 366,560.84 is: 505,850.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,490.02 : 928,030.67 = 366,560.84 : x
  2. Step 2: Convert to fraction form
    672,490.02/928,030.67 = 366,560.84/x
  3. Step 3: Cross multiply
    672,490.02x = 928,030.67 × 366,560.84
  4. Step 4: Simplify right side
    672,490.02x = 340,179,701,940.96
  5. Step 5: Solve for x
    x = 340,179,701,940.96/672,490.02
  6. Step 6: Final answer
    x = 505,850.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.