Home / 704,831.82-972,668.86-382,541.92

Finding the Fourth Proportional to 704,831.82, 972,668.86 and 382,541.92

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Solution

The fourth proportional to 704,831.82, 972,668.86 and 382,541.92 is: 527,908.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,831.82 : 972,668.86 = 382,541.92 : x
  2. Step 2: Convert to fraction form
    704,831.82/972,668.86 = 382,541.92/x
  3. Step 3: Cross multiply
    704,831.82x = 972,668.86 × 382,541.92
  4. Step 4: Simplify right side
    704,831.82x = 372,086,613,228.61
  5. Step 5: Solve for x
    x = 372,086,613,228.61/704,831.82
  6. Step 6: Final answer
    x = 527,908.36

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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.