Home / 740,935.91-1,111,275.07-208,330.54

Finding the Fourth Proportional to 740,935.91, 1,111,275.07 and 208,330.54

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Solution

The fourth proportional to 740,935.91, 1,111,275.07 and 208,330.54 is: 312,459.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,935.91 : 1,111,275.07 = 208,330.54 : x
  2. Step 2: Convert to fraction form
    740,935.91/1,111,275.07 = 208,330.54/x
  3. Step 3: Cross multiply
    740,935.91x = 1,111,275.07 × 208,330.54
  4. Step 4: Simplify right side
    740,935.91x = 231,512,535,421.64
  5. Step 5: Solve for x
    x = 231,512,535,421.64/740,935.91
  6. Step 6: Final answer
    x = 312,459.60

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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.