Home / 735,347.20-1,104,057.60-455,411.20

Finding the Fourth Proportional to 735,347.20, 1,104,057.60 and 455,411.20

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Solution

The fourth proportional to 735,347.20, 1,104,057.60 and 455,411.20 is: 683,758.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,347.20 : 1,104,057.60 = 455,411.20 : x
  2. Step 2: Convert to fraction form
    735,347.20/1,104,057.60 = 455,411.20/x
  3. Step 3: Cross multiply
    735,347.20x = 1,104,057.60 × 455,411.20
  4. Step 4: Simplify right side
    735,347.20x = 502,800,196,485.12
  5. Step 5: Solve for x
    x = 502,800,196,485.12/735,347.20
  6. Step 6: Final answer
    x = 683,758.91

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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.