Home / 1,030,323.86-1,545,097.58-431,326.43

Finding the Fourth Proportional to 1,030,323.86, 1,545,097.58 and 431,326.43

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Solution

The fourth proportional to 1,030,323.86, 1,545,097.58 and 431,326.43 is: 646,827.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,323.86 : 1,545,097.58 = 431,326.43 : x
  2. Step 2: Convert to fraction form
    1,030,323.86/1,545,097.58 = 431,326.43/x
  3. Step 3: Cross multiply
    1,030,323.86x = 1,545,097.58 × 431,326.43
  4. Step 4: Simplify right side
    1,030,323.86x = 666,441,429,403.68
  5. Step 5: Solve for x
    x = 666,441,429,403.68/1,030,323.86
  6. Step 6: Final answer
    x = 646,827.13

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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.