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Finding the Fourth Proportional to 476,616.51, 715,220.01 and 277,030.89

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Solution

The fourth proportional to 476,616.51, 715,220.01 and 277,030.89 is: 415,717.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,616.51 : 715,220.01 = 277,030.89 : x
  2. Step 2: Convert to fraction form
    476,616.51/715,220.01 = 277,030.89/x
  3. Step 3: Cross multiply
    476,616.51x = 715,220.01 × 277,030.89
  4. Step 4: Simplify right side
    476,616.51x = 198,138,035,916.11
  5. Step 5: Solve for x
    x = 198,138,035,916.11/476,616.51
  6. Step 6: Final answer
    x = 415,717.94

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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.