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Finding the Fourth Proportional to 580,882.16, 870,569.94 and 260,797.70

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Solution

The fourth proportional to 580,882.16, 870,569.94 and 260,797.70 is: 390,858.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,882.16 : 870,569.94 = 260,797.70 : x
  2. Step 2: Convert to fraction form
    580,882.16/870,569.94 = 260,797.70/x
  3. Step 3: Cross multiply
    580,882.16x = 870,569.94 × 260,797.70
  4. Step 4: Simplify right side
    580,882.16x = 227,042,638,041.14
  5. Step 5: Solve for x
    x = 227,042,638,041.14/580,882.16
  6. Step 6: Final answer
    x = 390,858.34

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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.