Home / 1,148,833.60-1,723,250.40-644,948.80

Finding the Fourth Proportional to 1,148,833.60, 1,723,250.40 and 644,948.80

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Solution

The fourth proportional to 1,148,833.60, 1,723,250.40 and 644,948.80 is: 967,423.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,833.60 : 1,723,250.40 = 644,948.80 : x
  2. Step 2: Convert to fraction form
    1,148,833.60/1,723,250.40 = 644,948.80/x
  3. Step 3: Cross multiply
    1,148,833.60x = 1,723,250.40 × 644,948.80
  4. Step 4: Simplify right side
    1,148,833.60x = 1,111,408,277,579.52
  5. Step 5: Solve for x
    x = 1,111,408,277,579.52/1,148,833.60
  6. Step 6: Final answer
    x = 967,423.20

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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.