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Finding the Fourth Proportional to 1,035,054, 1,552,581 and 287,100

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Solution

The fourth proportional to 1,035,054, 1,552,581 and 287,100 is: 430,650

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,054 : 1,552,581 = 287,100 : x
  2. Step 2: Convert to fraction form
    1,035,054/1,552,581 = 287,100/x
  3. Step 3: Cross multiply
    1,035,054x = 1,552,581 × 287,100
  4. Step 4: Simplify right side
    1,035,054x = 445,746,005,100
  5. Step 5: Solve for x
    x = 445,746,005,100/1,035,054
  6. Step 6: Final answer
    x = 430,650

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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.