Home / 803,705.83-1,205,558.66-242,740.33

Finding the Fourth Proportional to 803,705.83, 1,205,558.66 and 242,740.33

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Solution

The fourth proportional to 803,705.83, 1,205,558.66 and 242,740.33 is: 364,110.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,705.83 : 1,205,558.66 = 242,740.33 : x
  2. Step 2: Convert to fraction form
    803,705.83/1,205,558.66 = 242,740.33/x
  3. Step 3: Cross multiply
    803,705.83x = 1,205,558.66 × 242,740.33
  4. Step 4: Simplify right side
    803,705.83x = 292,637,704,555.71
  5. Step 5: Solve for x
    x = 292,637,704,555.71/803,705.83
  6. Step 6: Final answer
    x = 364,110.47

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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.