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Finding the Fourth Proportional to 341,484.27, 470,810.19 and 280,003.93

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Solution

The fourth proportional to 341,484.27, 470,810.19 and 280,003.93 is: 386,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,484.27 : 470,810.19 = 280,003.93 : x
  2. Step 2: Convert to fraction form
    341,484.27/470,810.19 = 280,003.93/x
  3. Step 3: Cross multiply
    341,484.27x = 470,810.19 × 280,003.93
  4. Step 4: Simplify right side
    341,484.27x = 131,828,703,484.05
  5. Step 5: Solve for x
    x = 131,828,703,484.05/341,484.27
  6. Step 6: Final answer
    x = 386,046.20

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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.