Home / 680,613.51-1,020,883.01-207,259.23

Finding the Fourth Proportional to 680,613.51, 1,020,883.01 and 207,259.23

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Solution

The fourth proportional to 680,613.51, 1,020,883.01 and 207,259.23 is: 310,877.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,613.51 : 1,020,883.01 = 207,259.23 : x
  2. Step 2: Convert to fraction form
    680,613.51/1,020,883.01 = 207,259.23/x
  3. Step 3: Cross multiply
    680,613.51x = 1,020,883.01 × 207,259.23
  4. Step 4: Simplify right side
    680,613.51x = 211,587,425,536.39
  5. Step 5: Solve for x
    x = 211,587,425,536.39/680,613.51
  6. Step 6: Final answer
    x = 310,877.50

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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.