Home / 697,242.71-1,046,306.46-297,886.50

Finding the Fourth Proportional to 697,242.71, 1,046,306.46 and 297,886.50

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Solution

The fourth proportional to 697,242.71, 1,046,306.46 and 297,886.50 is: 447,018.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,242.71 : 1,046,306.46 = 297,886.50 : x
  2. Step 2: Convert to fraction form
    697,242.71/1,046,306.46 = 297,886.50/x
  3. Step 3: Cross multiply
    697,242.71x = 1,046,306.46 × 297,886.50
  4. Step 4: Simplify right side
    697,242.71x = 311,680,569,296.79
  5. Step 5: Solve for x
    x = 311,680,569,296.79/697,242.71
  6. Step 6: Final answer
    x = 447,018.76

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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.