Home / 715,200.49-1,071,803.22-537,499.45

Finding the Fourth Proportional to 715,200.49, 1,071,803.22 and 537,499.45

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Solution

The fourth proportional to 715,200.49, 1,071,803.22 and 537,499.45 is: 805,499.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,200.49 : 1,071,803.22 = 537,499.45 : x
  2. Step 2: Convert to fraction form
    715,200.49/1,071,803.22 = 537,499.45/x
  3. Step 3: Cross multiply
    715,200.49x = 1,071,803.22 × 537,499.45
  4. Step 4: Simplify right side
    715,200.49x = 576,093,641,258.23
  5. Step 5: Solve for x
    x = 576,093,641,258.23/715,200.49
  6. Step 6: Final answer
    x = 805,499.51

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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.