Home / 730,467.84-1,008,686.88-459,006.12

Finding the Fourth Proportional to 730,467.84, 1,008,686.88 and 459,006.12

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Solution

The fourth proportional to 730,467.84, 1,008,686.88 and 459,006.12 is: 633,831.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,467.84 : 1,008,686.88 = 459,006.12 : x
  2. Step 2: Convert to fraction form
    730,467.84/1,008,686.88 = 459,006.12/x
  3. Step 3: Cross multiply
    730,467.84x = 1,008,686.88 × 459,006.12
  4. Step 4: Simplify right side
    730,467.84x = 462,993,451,083.71
  5. Step 5: Solve for x
    x = 462,993,451,083.71/730,467.84
  6. Step 6: Final answer
    x = 633,831.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.