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Finding the Fourth Proportional to 633,233.20, 947,776.20 and 492,228.40

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Solution

The fourth proportional to 633,233.20, 947,776.20 and 492,228.40 is: 736,730.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,233.20 : 947,776.20 = 492,228.40 : x
  2. Step 2: Convert to fraction form
    633,233.20/947,776.20 = 492,228.40/x
  3. Step 3: Cross multiply
    633,233.20x = 947,776.20 × 492,228.40
  4. Step 4: Simplify right side
    633,233.20x = 466,522,362,484.08
  5. Step 5: Solve for x
    x = 466,522,362,484.08/633,233.20
  6. Step 6: Final answer
    x = 736,730.74

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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.