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Finding the Fourth Proportional to 607,122.30, 910,902.15 and 585,252.30

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Solution

The fourth proportional to 607,122.30, 910,902.15 and 585,252.30 is: 878,089.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,122.30 : 910,902.15 = 585,252.30 : x
  2. Step 2: Convert to fraction form
    607,122.30/910,902.15 = 585,252.30/x
  3. Step 3: Cross multiply
    607,122.30x = 910,902.15 × 585,252.30
  4. Step 4: Simplify right side
    607,122.30x = 533,107,578,362.45
  5. Step 5: Solve for x
    x = 533,107,578,362.45/607,122.30
  6. Step 6: Final answer
    x = 878,089.27

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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.