Home / 531,904.20-733,927.36-317,064.32

Finding the Fourth Proportional to 531,904.20, 733,927.36 and 317,064.32

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Solution

The fourth proportional to 531,904.20, 733,927.36 and 317,064.32 is: 437,488.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,904.20 : 733,927.36 = 317,064.32 : x
  2. Step 2: Convert to fraction form
    531,904.20/733,927.36 = 317,064.32/x
  3. Step 3: Cross multiply
    531,904.20x = 733,927.36 × 317,064.32
  4. Step 4: Simplify right side
    531,904.20x = 232,702,179,327.80
  5. Step 5: Solve for x
    x = 232,702,179,327.80/531,904.20
  6. Step 6: Final answer
    x = 437,488.89

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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.