Home / 758,334.71-1,046,509.06-431,631.77

Finding the Fourth Proportional to 758,334.71, 1,046,509.06 and 431,631.77

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Solution

The fourth proportional to 758,334.71, 1,046,509.06 and 431,631.77 is: 595,655.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,334.71 : 1,046,509.06 = 431,631.77 : x
  2. Step 2: Convert to fraction form
    758,334.71/1,046,509.06 = 431,631.77/x
  3. Step 3: Cross multiply
    758,334.71x = 1,046,509.06 × 431,631.77
  4. Step 4: Simplify right side
    758,334.71x = 451,706,557,888.84
  5. Step 5: Solve for x
    x = 451,706,557,888.84/758,334.71
  6. Step 6: Final answer
    x = 595,655.92

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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.