Home / 730,206.12-1,007,648.46-407,852.04

Finding the Fourth Proportional to 730,206.12, 1,007,648.46 and 407,852.04

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Solution

The fourth proportional to 730,206.12, 1,007,648.46 and 407,852.04 is: 562,815.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,206.12 : 1,007,648.46 = 407,852.04 : x
  2. Step 2: Convert to fraction form
    730,206.12/1,007,648.46 = 407,852.04/x
  3. Step 3: Cross multiply
    730,206.12x = 1,007,648.46 × 407,852.04
  4. Step 4: Simplify right side
    730,206.12x = 410,971,480,013.86
  5. Step 5: Solve for x
    x = 410,971,480,013.86/730,206.12
  6. Step 6: Final answer
    x = 562,815.72

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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.