Home / 461,276.25-692,031.02-128,852.25

Finding the Fourth Proportional to 461,276.25, 692,031.02 and 128,852.25

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Solution

The fourth proportional to 461,276.25, 692,031.02 and 128,852.25 is: 193,310.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,276.25 : 692,031.02 = 128,852.25 : x
  2. Step 2: Convert to fraction form
    461,276.25/692,031.02 = 128,852.25/x
  3. Step 3: Cross multiply
    461,276.25x = 692,031.02 × 128,852.25
  4. Step 4: Simplify right side
    461,276.25x = 89,169,753,352.53
  5. Step 5: Solve for x
    x = 89,169,753,352.53/461,276.25
  6. Step 6: Final answer
    x = 193,310.96

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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.