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Finding the Fourth Proportional to 975,661.56, 1,462,424.76 and 502,375.32

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Solution

The fourth proportional to 975,661.56, 1,462,424.76 and 502,375.32 is: 753,013.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,661.56 : 1,462,424.76 = 502,375.32 : x
  2. Step 2: Convert to fraction form
    975,661.56/1,462,424.76 = 502,375.32/x
  3. Step 3: Cross multiply
    975,661.56x = 1,462,424.76 × 502,375.32
  4. Step 4: Simplify right side
    975,661.56x = 734,686,106,780.92
  5. Step 5: Solve for x
    x = 734,686,106,780.92/975,661.56
  6. Step 6: Final answer
    x = 753,013.28

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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.