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Finding the Fourth Proportional to 610,601.57, 914,746.30 and 407,585.52

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Solution

The fourth proportional to 610,601.57, 914,746.30 and 407,585.52 is: 610,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,601.57 : 914,746.30 = 407,585.52 : x
  2. Step 2: Convert to fraction form
    610,601.57/914,746.30 = 407,585.52/x
  3. Step 3: Cross multiply
    610,601.57x = 914,746.30 × 407,585.52
  4. Step 4: Simplify right side
    610,601.57x = 372,837,346,353.58
  5. Step 5: Solve for x
    x = 372,837,346,353.58/610,601.57
  6. Step 6: Final answer
    x = 610,606.60

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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.