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Finding the Fourth Proportional to 614,874, 848,539.08 and 346,602

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Solution

The fourth proportional to 614,874, 848,539.08 and 346,602 is: 478,318.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,874 : 848,539.08 = 346,602 : x
  2. Step 2: Convert to fraction form
    614,874/848,539.08 = 346,602/x
  3. Step 3: Cross multiply
    614,874x = 848,539.08 × 346,602
  4. Step 4: Simplify right side
    614,874x = 294,105,342,206.16
  5. Step 5: Solve for x
    x = 294,105,342,206.16/614,874
  6. Step 6: Final answer
    x = 478,318.07

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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.