Home / 670,185.20-1,005,277.80-470,730.80

Finding the Fourth Proportional to 670,185.20, 1,005,277.80 and 470,730.80

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Solution

The fourth proportional to 670,185.20, 1,005,277.80 and 470,730.80 is: 706,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,185.20 : 1,005,277.80 = 470,730.80 : x
  2. Step 2: Convert to fraction form
    670,185.20/1,005,277.80 = 470,730.80/x
  3. Step 3: Cross multiply
    670,185.20x = 1,005,277.80 × 470,730.80
  4. Step 4: Simplify right side
    670,185.20x = 473,215,223,016.24
  5. Step 5: Solve for x
    x = 473,215,223,016.24/670,185.20
  6. Step 6: Final answer
    x = 706,096.20

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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.