Home / 1,044,456.40-1,566,465.90-512,359.30

Finding the Fourth Proportional to 1,044,456.40, 1,566,465.90 and 512,359.30

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Solution

The fourth proportional to 1,044,456.40, 1,566,465.90 and 512,359.30 is: 768,431.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,456.40 : 1,566,465.90 = 512,359.30 : x
  2. Step 2: Convert to fraction form
    1,044,456.40/1,566,465.90 = 512,359.30/x
  3. Step 3: Cross multiply
    1,044,456.40x = 1,566,465.90 × 512,359.30
  4. Step 4: Simplify right side
    1,044,456.40x = 802,593,371,997.87
  5. Step 5: Solve for x
    x = 802,593,371,997.87/1,044,456.40
  6. Step 6: Final answer
    x = 768,431.67

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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.