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Finding the Fourth Proportional to 475,807.94, 656,623.38 and 260,946.14

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Solution

The fourth proportional to 475,807.94, 656,623.38 and 260,946.14 is: 360,110.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,807.94 : 656,623.38 = 260,946.14 : x
  2. Step 2: Convert to fraction form
    475,807.94/656,623.38 = 260,946.14/x
  3. Step 3: Cross multiply
    475,807.94x = 656,623.38 × 260,946.14
  4. Step 4: Simplify right side
    475,807.94x = 171,343,336,444.75
  5. Step 5: Solve for x
    x = 171,343,336,444.75/475,807.94
  6. Step 6: Final answer
    x = 360,110.29

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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.