Home / 461,501.03-636,903.37-257,591.63

Finding the Fourth Proportional to 461,501.03, 636,903.37 and 257,591.63

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Solution

The fourth proportional to 461,501.03, 636,903.37 and 257,591.63 is: 355,494.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,501.03 : 636,903.37 = 257,591.63 : x
  2. Step 2: Convert to fraction form
    461,501.03/636,903.37 = 257,591.63/x
  3. Step 3: Cross multiply
    461,501.03x = 636,903.37 × 257,591.63
  4. Step 4: Simplify right side
    461,501.03x = 164,060,977,230.79
  5. Step 5: Solve for x
    x = 164,060,977,230.79/461,501.03
  6. Step 6: Final answer
    x = 355,494.28

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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.