Home / 877,522.50-1,316,283.75-212,674.50

Finding the Fourth Proportional to 877,522.50, 1,316,283.75 and 212,674.50

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Solution

The fourth proportional to 877,522.50, 1,316,283.75 and 212,674.50 is: 319,011.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,522.50 : 1,316,283.75 = 212,674.50 : x
  2. Step 2: Convert to fraction form
    877,522.50/1,316,283.75 = 212,674.50/x
  3. Step 3: Cross multiply
    877,522.50x = 1,316,283.75 × 212,674.50
  4. Step 4: Simplify right side
    877,522.50x = 279,939,988,389.38
  5. Step 5: Solve for x
    x = 279,939,988,389.38/877,522.50
  6. Step 6: Final answer
    x = 319,011.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.