Home / 1,031,182-1,423,013.70-578,463.28

Finding the Fourth Proportional to 1,031,182, 1,423,013.70 and 578,463.28

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Solution

The fourth proportional to 1,031,182, 1,423,013.70 and 578,463.28 is: 798,269.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,182 : 1,423,013.70 = 578,463.28 : x
  2. Step 2: Convert to fraction form
    1,031,182/1,423,013.70 = 578,463.28/x
  3. Step 3: Cross multiply
    1,031,182x = 1,423,013.70 × 578,463.28
  4. Step 4: Simplify right side
    1,031,182x = 823,161,172,386.94
  5. Step 5: Solve for x
    x = 823,161,172,386.94/1,031,182
  6. Step 6: Final answer
    x = 798,269.53

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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.