Home / 910,259.81-1,365,034.76-341,330.90

Finding the Fourth Proportional to 910,259.81, 1,365,034.76 and 341,330.90

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Solution

The fourth proportional to 910,259.81, 1,365,034.76 and 341,330.90 is: 511,863.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,259.81 : 1,365,034.76 = 341,330.90 : x
  2. Step 2: Convert to fraction form
    910,259.81/1,365,034.76 = 341,330.90/x
  3. Step 3: Cross multiply
    910,259.81x = 1,365,034.76 × 341,330.90
  4. Step 4: Simplify right side
    910,259.81x = 465,928,541,789.00
  5. Step 5: Solve for x
    x = 465,928,541,789.00/910,259.81
  6. Step 6: Final answer
    x = 511,863.25

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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.