Home / 1,138,013.70-1,707,020.55-296,565.45

Finding the Fourth Proportional to 1,138,013.70, 1,707,020.55 and 296,565.45

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Solution

The fourth proportional to 1,138,013.70, 1,707,020.55 and 296,565.45 is: 444,848.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,013.70 : 1,707,020.55 = 296,565.45 : x
  2. Step 2: Convert to fraction form
    1,138,013.70/1,707,020.55 = 296,565.45/x
  3. Step 3: Cross multiply
    1,138,013.70x = 1,707,020.55 × 296,565.45
  4. Step 4: Simplify right side
    1,138,013.70x = 506,243,317,570.00
  5. Step 5: Solve for x
    x = 506,243,317,570.00/1,138,013.70
  6. Step 6: Final answer
    x = 444,848.18

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Double scale
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Similar ratio
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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.