Home / 907,389.82-1,251,498.52-563,429.40

Finding the Fourth Proportional to 907,389.82, 1,251,498.52 and 563,429.40

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Solution

The fourth proportional to 907,389.82, 1,251,498.52 and 563,429.40 is: 777,098.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,389.82 : 1,251,498.52 = 563,429.40 : x
  2. Step 2: Convert to fraction form
    907,389.82/1,251,498.52 = 563,429.40/x
  3. Step 3: Cross multiply
    907,389.82x = 1,251,498.52 × 563,429.40
  4. Step 4: Simplify right side
    907,389.82x = 705,131,060,224.49
  5. Step 5: Solve for x
    x = 705,131,060,224.49/907,389.82
  6. Step 6: Final answer
    x = 777,098.27

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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.