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Finding the Fourth Proportional to 407,693.62, 562,526.40 and 246,545.26

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Solution

The fourth proportional to 407,693.62, 562,526.40 and 246,545.26 is: 340,177.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,693.62 : 562,526.40 = 246,545.26 : x
  2. Step 2: Convert to fraction form
    407,693.62/562,526.40 = 246,545.26/x
  3. Step 3: Cross multiply
    407,693.62x = 562,526.40 × 246,545.26
  4. Step 4: Simplify right side
    407,693.62x = 138,688,217,544.86
  5. Step 5: Solve for x
    x = 138,688,217,544.86/407,693.62
  6. Step 6: Final answer
    x = 340,177.55

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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.