Home / 740,897.58-1,022,437.17-401,366.64

Finding the Fourth Proportional to 740,897.58, 1,022,437.17 and 401,366.64

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Solution

The fourth proportional to 740,897.58, 1,022,437.17 and 401,366.64 is: 553,885.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,897.58 : 1,022,437.17 = 401,366.64 : x
  2. Step 2: Convert to fraction form
    740,897.58/1,022,437.17 = 401,366.64/x
  3. Step 3: Cross multiply
    740,897.58x = 1,022,437.17 × 401,366.64
  4. Step 4: Simplify right side
    740,897.58x = 410,372,171,534.01
  5. Step 5: Solve for x
    x = 410,372,171,534.01/740,897.58
  6. Step 6: Final answer
    x = 553,885.16

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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.