Home / 316,405.28-474,533.13-116,617.16

Finding the Fourth Proportional to 316,405.28, 474,533.13 and 116,617.16

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Solution

The fourth proportional to 316,405.28, 474,533.13 and 116,617.16 is: 174,898.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,405.28 : 474,533.13 = 116,617.16 : x
  2. Step 2: Convert to fraction form
    316,405.28/474,533.13 = 116,617.16/x
  3. Step 3: Cross multiply
    316,405.28x = 474,533.13 × 116,617.16
  4. Step 4: Simplify right side
    316,405.28x = 55,338,705,946.51
  5. Step 5: Solve for x
    x = 55,338,705,946.51/316,405.28
  6. Step 6: Final answer
    x = 174,898.17

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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.