Home / 472,156.02-651,576.15-257,297.04

Finding the Fourth Proportional to 472,156.02, 651,576.15 and 257,297.04

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Solution

The fourth proportional to 472,156.02, 651,576.15 and 257,297.04 is: 355,070.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,156.02 : 651,576.15 = 257,297.04 : x
  2. Step 2: Convert to fraction form
    472,156.02/651,576.15 = 257,297.04/x
  3. Step 3: Cross multiply
    472,156.02x = 651,576.15 × 257,297.04
  4. Step 4: Simplify right side
    472,156.02x = 167,648,614,729.60
  5. Step 5: Solve for x
    x = 167,648,614,729.60/472,156.02
  6. Step 6: Final answer
    x = 355,070.37

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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.