Home / 1,155,326.37-1,732,322.51-356,393.40

Finding the Fourth Proportional to 1,155,326.37, 1,732,322.51 and 356,393.40

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Solution

The fourth proportional to 1,155,326.37, 1,732,322.51 and 356,393.40 is: 534,384.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,326.37 : 1,732,322.51 = 356,393.40 : x
  2. Step 2: Convert to fraction form
    1,155,326.37/1,732,322.51 = 356,393.40/x
  3. Step 3: Cross multiply
    1,155,326.37x = 1,732,322.51 × 356,393.40
  4. Step 4: Simplify right side
    1,155,326.37x = 617,388,307,453.47
  5. Step 5: Solve for x
    x = 617,388,307,453.47/1,155,326.37
  6. Step 6: Final answer
    x = 534,384.33

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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.