Home / 1,076,712.40-1,615,287.30-366,812.20

Finding the Fourth Proportional to 1,076,712.40, 1,615,287.30 and 366,812.20

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Solution

The fourth proportional to 1,076,712.40, 1,615,287.30 and 366,812.20 is: 550,292.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,712.40 : 1,615,287.30 = 366,812.20 : x
  2. Step 2: Convert to fraction form
    1,076,712.40/1,615,287.30 = 366,812.20/x
  3. Step 3: Cross multiply
    1,076,712.40x = 1,615,287.30 × 366,812.20
  4. Step 4: Simplify right side
    1,076,712.40x = 592,507,088,145.06
  5. Step 5: Solve for x
    x = 592,507,088,145.06/1,076,712.40
  6. Step 6: Final answer
    x = 550,292.81

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Double scale
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Similar ratio
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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.