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Finding the Fourth Proportional to 563,881.01, 845,977.64 and 260,367.80

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Solution

The fourth proportional to 563,881.01, 845,977.64 and 260,367.80 is: 390,623.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,881.01 : 845,977.64 = 260,367.80 : x
  2. Step 2: Convert to fraction form
    563,881.01/845,977.64 = 260,367.80/x
  3. Step 3: Cross multiply
    563,881.01x = 845,977.64 × 260,367.80
  4. Step 4: Simplify right side
    563,881.01x = 220,265,331,444.27
  5. Step 5: Solve for x
    x = 220,265,331,444.27/563,881.01
  6. Step 6: Final answer
    x = 390,623.78

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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.