Home / 839,502.69-1,158,458.29-472,036.46

Finding the Fourth Proportional to 839,502.69, 1,158,458.29 and 472,036.46

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Solution

The fourth proportional to 839,502.69, 1,158,458.29 and 472,036.46 is: 651,379.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,502.69 : 1,158,458.29 = 472,036.46 : x
  2. Step 2: Convert to fraction form
    839,502.69/1,158,458.29 = 472,036.46/x
  3. Step 3: Cross multiply
    839,502.69x = 1,158,458.29 × 472,036.46
  4. Step 4: Simplify right side
    839,502.69x = 546,834,545,067.01
  5. Step 5: Solve for x
    x = 546,834,545,067.01/839,502.69
  6. Step 6: Final answer
    x = 651,379.15

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1.5x scale

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.