Home / 670,610.30-1,005,915.45-552,415.10

Finding the Fourth Proportional to 670,610.30, 1,005,915.45 and 552,415.10

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Solution

The fourth proportional to 670,610.30, 1,005,915.45 and 552,415.10 is: 828,622.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,610.30 : 1,005,915.45 = 552,415.10 : x
  2. Step 2: Convert to fraction form
    670,610.30/1,005,915.45 = 552,415.10/x
  3. Step 3: Cross multiply
    670,610.30x = 1,005,915.45 × 552,415.10
  4. Step 4: Simplify right side
    670,610.30x = 555,682,883,903.30
  5. Step 5: Solve for x
    x = 555,682,883,903.30/670,610.30
  6. Step 6: Final answer
    x = 828,622.65

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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.