Home / 710,867.07-1,066,443.54-261,590.31

Finding the Fourth Proportional to 710,867.07, 1,066,443.54 and 261,590.31

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Solution

The fourth proportional to 710,867.07, 1,066,443.54 and 261,590.31 is: 392,438.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,867.07 : 1,066,443.54 = 261,590.31 : x
  2. Step 2: Convert to fraction form
    710,867.07/1,066,443.54 = 261,590.31/x
  3. Step 3: Cross multiply
    710,867.07x = 1,066,443.54 × 261,590.31
  4. Step 4: Simplify right side
    710,867.07x = 278,971,295,245.13
  5. Step 5: Solve for x
    x = 278,971,295,245.13/710,867.07
  6. Step 6: Final answer
    x = 392,438.06

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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.