Home / 631,595.64-947,354.58-210,836.28

Finding the Fourth Proportional to 631,595.64, 947,354.58 and 210,836.28

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Solution

The fourth proportional to 631,595.64, 947,354.58 and 210,836.28 is: 316,241.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,595.64 : 947,354.58 = 210,836.28 : x
  2. Step 2: Convert to fraction form
    631,595.64/947,354.58 = 210,836.28/x
  3. Step 3: Cross multiply
    631,595.64x = 947,354.58 × 210,836.28
  4. Step 4: Simplify right side
    631,595.64x = 199,736,715,488.16
  5. Step 5: Solve for x
    x = 199,736,715,488.16/631,595.64
  6. Step 6: Final answer
    x = 316,241.44

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1.5x scale

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.