Home / 740,454.67-1,110,461.94-313,984.21

Finding the Fourth Proportional to 740,454.67, 1,110,461.94 and 313,984.21

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Solution

The fourth proportional to 740,454.67, 1,110,461.94 and 313,984.21 is: 470,883.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,454.67 : 1,110,461.94 = 313,984.21 : x
  2. Step 2: Convert to fraction form
    740,454.67/1,110,461.94 = 313,984.21/x
  3. Step 3: Cross multiply
    740,454.67x = 1,110,461.94 × 313,984.21
  4. Step 4: Simplify right side
    740,454.67x = 348,667,514,965.97
  5. Step 5: Solve for x
    x = 348,667,514,965.97/740,454.67
  6. Step 6: Final answer
    x = 470,883.00

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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.