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Finding the Fourth Proportional to 614,525.76, 848,094.72 and 342,682.08

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Solution

The fourth proportional to 614,525.76, 848,094.72 and 342,682.08 is: 472,928.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,525.76 : 848,094.72 = 342,682.08 : x
  2. Step 2: Convert to fraction form
    614,525.76/848,094.72 = 342,682.08/x
  3. Step 3: Cross multiply
    614,525.76x = 848,094.72 × 342,682.08
  4. Step 4: Simplify right side
    614,525.76x = 290,626,862,686.62
  5. Step 5: Solve for x
    x = 290,626,862,686.62/614,525.76
  6. Step 6: Final answer
    x = 472,928.69

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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.