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Finding the Fourth Proportional to 602,254.58, 831,134.57 and 330,333.93

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Solution

The fourth proportional to 602,254.58, 831,134.57 and 330,333.93 is: 455,873.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,254.58 : 831,134.57 = 330,333.93 : x
  2. Step 2: Convert to fraction form
    602,254.58/831,134.57 = 330,333.93/x
  3. Step 3: Cross multiply
    602,254.58x = 831,134.57 × 330,333.93
  4. Step 4: Simplify right side
    602,254.58x = 274,551,947,215.29
  5. Step 5: Solve for x
    x = 274,551,947,215.29/602,254.58
  6. Step 6: Final answer
    x = 455,873.58

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1.5x scale

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.