Home / 803,703.57-1,205,555.30-242,738.07

Finding the Fourth Proportional to 803,703.57, 1,205,555.30 and 242,738.07

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Solution

The fourth proportional to 803,703.57, 1,205,555.30 and 242,738.07 is: 364,107.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,703.57 : 1,205,555.30 = 242,738.07 : x
  2. Step 2: Convert to fraction form
    803,703.57/1,205,555.30 = 242,738.07/x
  3. Step 3: Cross multiply
    803,703.57x = 1,205,555.30 × 242,738.07
  4. Step 4: Simplify right side
    803,703.57x = 292,634,161,976.02
  5. Step 5: Solve for x
    x = 292,634,161,976.02/803,703.57
  6. Step 6: Final answer
    x = 364,107.08

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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.