Home / 691,476.24-1,037,608.02-552,120.60

Finding the Fourth Proportional to 691,476.24, 1,037,608.02 and 552,120.60

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Solution

The fourth proportional to 691,476.24, 1,037,608.02 and 552,120.60 is: 828,495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,476.24 : 1,037,608.02 = 552,120.60 : x
  2. Step 2: Convert to fraction form
    691,476.24/1,037,608.02 = 552,120.60/x
  3. Step 3: Cross multiply
    691,476.24x = 1,037,608.02 × 552,120.60
  4. Step 4: Simplify right side
    691,476.24x = 572,884,762,567.21
  5. Step 5: Solve for x
    x = 572,884,762,567.21/691,476.24
  6. Step 6: Final answer
    x = 828,495.22

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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.