Home / 736,809.80-1,105,169.60-433,371.75

Finding the Fourth Proportional to 736,809.80, 1,105,169.60 and 433,371.75

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Solution

The fourth proportional to 736,809.80, 1,105,169.60 and 433,371.75 is: 650,031.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,809.80 : 1,105,169.60 = 433,371.75 : x
  2. Step 2: Convert to fraction form
    736,809.80/1,105,169.60 = 433,371.75/x
  3. Step 3: Cross multiply
    736,809.80x = 1,105,169.60 × 433,371.75
  4. Step 4: Simplify right side
    736,809.80x = 478,949,281,431.94
  5. Step 5: Solve for x
    x = 478,949,281,431.94/736,809.80
  6. Step 6: Final answer
    x = 650,031.10

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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.