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Finding the Fourth Proportional to 602,349.49, 903,074.85 and 362,407.18

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Solution

The fourth proportional to 602,349.49, 903,074.85 and 362,407.18 is: 543,340.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,349.49 : 903,074.85 = 362,407.18 : x
  2. Step 2: Convert to fraction form
    602,349.49/903,074.85 = 362,407.18/x
  3. Step 3: Cross multiply
    602,349.49x = 903,074.85 × 362,407.18
  4. Step 4: Simplify right side
    602,349.49x = 327,280,809,717.42
  5. Step 5: Solve for x
    x = 327,280,809,717.42/602,349.49
  6. Step 6: Final answer
    x = 543,340.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.