Home / 877,522.64-1,316,283.96-212,674.64

Finding the Fourth Proportional to 877,522.64, 1,316,283.96 and 212,674.64

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Solution

The fourth proportional to 877,522.64, 1,316,283.96 and 212,674.64 is: 319,011.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,522.64 : 1,316,283.96 = 212,674.64 : x
  2. Step 2: Convert to fraction form
    877,522.64/1,316,283.96 = 212,674.64/x
  3. Step 3: Cross multiply
    877,522.64x = 1,316,283.96 × 212,674.64
  4. Step 4: Simplify right side
    877,522.64x = 279,940,217,330.77
  5. Step 5: Solve for x
    x = 279,940,217,330.77/877,522.64
  6. Step 6: Final answer
    x = 319,011.96

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Similar ratio
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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.