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Finding the Fourth Proportional to 453,679.03, 626,003.84 and 260,051.16

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Solution

The fourth proportional to 453,679.03, 626,003.84 and 260,051.16 is: 358,828.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,679.03 : 626,003.84 = 260,051.16 : x
  2. Step 2: Convert to fraction form
    453,679.03/626,003.84 = 260,051.16/x
  3. Step 3: Cross multiply
    453,679.03x = 626,003.84 × 260,051.16
  4. Step 4: Simplify right side
    453,679.03x = 162,793,024,232.83
  5. Step 5: Solve for x
    x = 162,793,024,232.83/453,679.03
  6. Step 6: Final answer
    x = 358,828.63

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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.