Home / 778,089.93-1,073,742.69-433,936.32

Finding the Fourth Proportional to 778,089.93, 1,073,742.69 and 433,936.32

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Solution

The fourth proportional to 778,089.93, 1,073,742.69 and 433,936.32 is: 598,820.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,089.93 : 1,073,742.69 = 433,936.32 : x
  2. Step 2: Convert to fraction form
    778,089.93/1,073,742.69 = 433,936.32/x
  3. Step 3: Cross multiply
    778,089.93x = 1,073,742.69 × 433,936.32
  4. Step 4: Simplify right side
    778,089.93x = 465,935,951,525.50
  5. Step 5: Solve for x
    x = 465,935,951,525.50/778,089.93
  6. Step 6: Final answer
    x = 598,820.18

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.