Home / 877,523.50-1,316,285.25-212,675.50

Finding the Fourth Proportional to 877,523.50, 1,316,285.25 and 212,675.50

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Solution

The fourth proportional to 877,523.50, 1,316,285.25 and 212,675.50 is: 319,013.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,523.50 : 1,316,285.25 = 212,675.50 : x
  2. Step 2: Convert to fraction form
    877,523.50/1,316,285.25 = 212,675.50/x
  3. Step 3: Cross multiply
    877,523.50x = 1,316,285.25 × 212,675.50
  4. Step 4: Simplify right side
    877,523.50x = 279,941,623,686.38
  5. Step 5: Solve for x
    x = 279,941,623,686.38/877,523.50
  6. Step 6: Final answer
    x = 319,013.25

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Similar ratio
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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.