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Finding the Fourth Proportional to 1,054,669.04, 1,582,272.48 and 306,715.04

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Solution

The fourth proportional to 1,054,669.04, 1,582,272.48 and 306,715.04 is: 460,150.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,669.04 : 1,582,272.48 = 306,715.04 : x
  2. Step 2: Convert to fraction form
    1,054,669.04/1,582,272.48 = 306,715.04/x
  3. Step 3: Cross multiply
    1,054,669.04x = 1,582,272.48 × 306,715.04
  4. Step 4: Simplify right side
    1,054,669.04x = 485,306,766,994.10
  5. Step 5: Solve for x
    x = 485,306,766,994.10/1,054,669.04
  6. Step 6: Final answer
    x = 460,150.77

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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.