Home / 743,364.32-1,113,359.96-473,493.92

Finding the Fourth Proportional to 743,364.32, 1,113,359.96 and 473,493.92

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Solution

The fourth proportional to 743,364.32, 1,113,359.96 and 473,493.92 is: 709,166.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,364.32 : 1,113,359.96 = 473,493.92 : x
  2. Step 2: Convert to fraction form
    743,364.32/1,113,359.96 = 473,493.92/x
  3. Step 3: Cross multiply
    743,364.32x = 1,113,359.96 × 473,493.92
  4. Step 4: Simplify right side
    743,364.32x = 527,169,171,831.44
  5. Step 5: Solve for x
    x = 527,169,171,831.44/743,364.32
  6. Step 6: Final answer
    x = 709,166.63

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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.