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Finding the Fourth Proportional to 615,810.24, 922,998.24 and 260,706.24

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Solution

The fourth proportional to 615,810.24, 922,998.24 and 260,706.24 is: 390,755.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,810.24 : 922,998.24 = 260,706.24 : x
  2. Step 2: Convert to fraction form
    615,810.24/922,998.24 = 260,706.24/x
  3. Step 3: Cross multiply
    615,810.24x = 922,998.24 × 260,706.24
  4. Step 4: Simplify right side
    615,810.24x = 240,631,400,677.02
  5. Step 5: Solve for x
    x = 240,631,400,677.02/615,810.24
  6. Step 6: Final answer
    x = 390,755.76

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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.