Home / 1,042,955.40-1,564,677.20-323,259.49

Finding the Fourth Proportional to 1,042,955.40, 1,564,677.20 and 323,259.49

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Solution

The fourth proportional to 1,042,955.40, 1,564,677.20 and 323,259.49 is: 484,964.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,955.40 : 1,564,677.20 = 323,259.49 : x
  2. Step 2: Convert to fraction form
    1,042,955.40/1,564,677.20 = 323,259.49/x
  3. Step 3: Cross multiply
    1,042,955.40x = 1,564,677.20 × 323,259.49
  4. Step 4: Simplify right side
    1,042,955.40x = 505,796,756,450.62
  5. Step 5: Solve for x
    x = 505,796,756,450.62/1,042,955.40
  6. Step 6: Final answer
    x = 484,964.89

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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.