Home / 847,365.40-1,270,883.77-240,148.50

Finding the Fourth Proportional to 847,365.40, 1,270,883.77 and 240,148.50

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Solution

The fourth proportional to 847,365.40, 1,270,883.77 and 240,148.50 is: 360,176.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,365.40 : 1,270,883.77 = 240,148.50 : x
  2. Step 2: Convert to fraction form
    847,365.40/1,270,883.77 = 240,148.50/x
  3. Step 3: Cross multiply
    847,365.40x = 1,270,883.77 × 240,148.50
  4. Step 4: Simplify right side
    847,365.40x = 305,200,823,484.68
  5. Step 5: Solve for x
    x = 305,200,823,484.68/847,365.40
  6. Step 6: Final answer
    x = 360,176.17

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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.