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Finding the Fourth Proportional to 454,228.87, 626,848.47 and 260,652.94

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Solution

The fourth proportional to 454,228.87, 626,848.47 and 260,652.94 is: 359,708.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,228.87 : 626,848.47 = 260,652.94 : x
  2. Step 2: Convert to fraction form
    454,228.87/626,848.47 = 260,652.94/x
  3. Step 3: Cross multiply
    454,228.87x = 626,848.47 × 260,652.94
  4. Step 4: Simplify right side
    454,228.87x = 163,389,896,640.00
  5. Step 5: Solve for x
    x = 163,389,896,640.00/454,228.87
  6. Step 6: Final answer
    x = 359,708.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.