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Finding the Fourth Proportional to 586,880.52, 880,647.72 and 317,003.16

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Solution

The fourth proportional to 586,880.52, 880,647.72 and 317,003.16 is: 475,681.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,880.52 : 880,647.72 = 317,003.16 : x
  2. Step 2: Convert to fraction form
    586,880.52/880,647.72 = 317,003.16/x
  3. Step 3: Cross multiply
    586,880.52x = 880,647.72 × 317,003.16
  4. Step 4: Simplify right side
    586,880.52x = 279,168,110,086.80
  5. Step 5: Solve for x
    x = 279,168,110,086.80/586,880.52
  6. Step 6: Final answer
    x = 475,681.34

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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.