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Finding the Fourth Proportional to 453,730.32, 626,184 and 262,747.08

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Solution

The fourth proportional to 453,730.32, 626,184 and 262,747.08 is: 362,611.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,730.32 : 626,184 = 262,747.08 : x
  2. Step 2: Convert to fraction form
    453,730.32/626,184 = 262,747.08/x
  3. Step 3: Cross multiply
    453,730.32x = 626,184 × 262,747.08
  4. Step 4: Simplify right side
    453,730.32x = 164,528,017,542.72
  5. Step 5: Solve for x
    x = 164,528,017,542.72/453,730.32
  6. Step 6: Final answer
    x = 362,611.91

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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.