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Finding the Fourth Proportional to 533,506.52, 736,228.62 and 291,788.34

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Solution

The fourth proportional to 533,506.52, 736,228.62 and 291,788.34 is: 402,662.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,506.52 : 736,228.62 = 291,788.34 : x
  2. Step 2: Convert to fraction form
    533,506.52/736,228.62 = 291,788.34/x
  3. Step 3: Cross multiply
    533,506.52x = 736,228.62 × 291,788.34
  4. Step 4: Simplify right side
    533,506.52x = 214,822,926,890.29
  5. Step 5: Solve for x
    x = 214,822,926,890.29/533,506.52
  6. Step 6: Final answer
    x = 402,662.24

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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.