Home / 907,384.81-1,251,491.62-563,424.39

Finding the Fourth Proportional to 907,384.81, 1,251,491.62 and 563,424.39

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Solution

The fourth proportional to 907,384.81, 1,251,491.62 and 563,424.39 is: 777,091.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,384.81 : 1,251,491.62 = 563,424.39 : x
  2. Step 2: Convert to fraction form
    907,384.81/1,251,491.62 = 563,424.39/x
  3. Step 3: Cross multiply
    907,384.81x = 1,251,491.62 × 563,424.39
  4. Step 4: Simplify right side
    907,384.81x = 705,120,902,588.61
  5. Step 5: Solve for x
    x = 705,120,902,588.61/907,384.81
  6. Step 6: Final answer
    x = 777,091.37

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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.