Home / 977,849.40-1,467,195.46-528,886.38

Finding the Fourth Proportional to 977,849.40, 1,467,195.46 and 528,886.38

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Solution

The fourth proportional to 977,849.40, 1,467,195.46 and 528,886.38 is: 793,557.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,849.40 : 1,467,195.46 = 528,886.38 : x
  2. Step 2: Convert to fraction form
    977,849.40/1,467,195.46 = 528,886.38/x
  3. Step 3: Cross multiply
    977,849.40x = 1,467,195.46 × 528,886.38
  4. Step 4: Simplify right side
    977,849.40x = 775,979,695,591.84
  5. Step 5: Solve for x
    x = 775,979,695,591.84/977,849.40
  6. Step 6: Final answer
    x = 793,557.47

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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.