Home / 916,831.04-1,374,935.14-317,652.35

Finding the Fourth Proportional to 916,831.04, 1,374,935.14 and 317,652.35

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Solution

The fourth proportional to 916,831.04, 1,374,935.14 and 317,652.35 is: 476,370.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,831.04 : 1,374,935.14 = 317,652.35 : x
  2. Step 2: Convert to fraction form
    916,831.04/1,374,935.14 = 317,652.35/x
  3. Step 3: Cross multiply
    916,831.04x = 1,374,935.14 × 317,652.35
  4. Step 4: Simplify right side
    916,831.04x = 436,751,378,318.58
  5. Step 5: Solve for x
    x = 436,751,378,318.58/916,831.04
  6. Step 6: Final answer
    x = 476,370.63

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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.