Home / 735,604.80-1,103,407.20-437,006.40

Finding the Fourth Proportional to 735,604.80, 1,103,407.20 and 437,006.40

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Solution

The fourth proportional to 735,604.80, 1,103,407.20 and 437,006.40 is: 655,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,604.80 : 1,103,407.20 = 437,006.40 : x
  2. Step 2: Convert to fraction form
    735,604.80/1,103,407.20 = 437,006.40/x
  3. Step 3: Cross multiply
    735,604.80x = 1,103,407.20 × 437,006.40
  4. Step 4: Simplify right side
    735,604.80x = 482,196,008,206.08
  5. Step 5: Solve for x
    x = 482,196,008,206.08/735,604.80
  6. Step 6: Final answer
    x = 655,509.60

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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.