Home / 867,930.01-1,197,484.32-561,521.18

Finding the Fourth Proportional to 867,930.01, 1,197,484.32 and 561,521.18

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Solution

The fourth proportional to 867,930.01, 1,197,484.32 and 561,521.18 is: 774,731.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,930.01 : 1,197,484.32 = 561,521.18 : x
  2. Step 2: Convert to fraction form
    867,930.01/1,197,484.32 = 561,521.18/x
  3. Step 3: Cross multiply
    867,930.01x = 1,197,484.32 × 561,521.18
  4. Step 4: Simplify right side
    867,930.01x = 672,412,813,497.31
  5. Step 5: Solve for x
    x = 672,412,813,497.31/867,930.01
  6. Step 6: Final answer
    x = 774,731.61

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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.