Home / 710,334.47-1,065,922.08-261,370.62

Finding the Fourth Proportional to 710,334.47, 1,065,922.08 and 261,370.62

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Solution

The fourth proportional to 710,334.47, 1,065,922.08 and 261,370.62 is: 392,210.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,334.47 : 1,065,922.08 = 261,370.62 : x
  2. Step 2: Convert to fraction form
    710,334.47/1,065,922.08 = 261,370.62/x
  3. Step 3: Cross multiply
    710,334.47x = 1,065,922.08 × 261,370.62
  4. Step 4: Simplify right side
    710,334.47x = 278,600,718,918.50
  5. Step 5: Solve for x
    x = 278,600,718,918.50/710,334.47
  6. Step 6: Final answer
    x = 392,210.62

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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.