Home / 736,869.60-1,105,304.40-362,815.20

Finding the Fourth Proportional to 736,869.60, 1,105,304.40 and 362,815.20

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Solution

The fourth proportional to 736,869.60, 1,105,304.40 and 362,815.20 is: 544,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,869.60 : 1,105,304.40 = 362,815.20 : x
  2. Step 2: Convert to fraction form
    736,869.60/1,105,304.40 = 362,815.20/x
  3. Step 3: Cross multiply
    736,869.60x = 1,105,304.40 × 362,815.20
  4. Step 4: Simplify right side
    736,869.60x = 401,021,236,946.88
  5. Step 5: Solve for x
    x = 401,021,236,946.88/736,869.60
  6. Step 6: Final answer
    x = 544,222.80

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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.