Home / 711,904.40-1,066,301.40-552,885.20

Finding the Fourth Proportional to 711,904.40, 1,066,301.40 and 552,885.20

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Solution

The fourth proportional to 711,904.40, 1,066,301.40 and 552,885.20 is: 828,119.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,904.40 : 1,066,301.40 = 552,885.20 : x
  2. Step 2: Convert to fraction form
    711,904.40/1,066,301.40 = 552,885.20/x
  3. Step 3: Cross multiply
    711,904.40x = 1,066,301.40 × 552,885.20
  4. Step 4: Simplify right side
    711,904.40x = 589,542,262,799.28
  5. Step 5: Solve for x
    x = 589,542,262,799.28/711,904.40
  6. Step 6: Final answer
    x = 828,119.99

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Double scale
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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.