Home / 1,011,402.23-1,517,324.90-380,316.06

Finding the Fourth Proportional to 1,011,402.23, 1,517,324.90 and 380,316.06

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Solution

The fourth proportional to 1,011,402.23, 1,517,324.90 and 380,316.06 is: 570,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,402.23 : 1,517,324.90 = 380,316.06 : x
  2. Step 2: Convert to fraction form
    1,011,402.23/1,517,324.90 = 380,316.06/x
  3. Step 3: Cross multiply
    1,011,402.23x = 1,517,324.90 × 380,316.06
  4. Step 4: Simplify right side
    1,011,402.23x = 577,063,025,806.31
  5. Step 5: Solve for x
    x = 577,063,025,806.31/1,011,402.23
  6. Step 6: Final answer
    x = 570,557.40

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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.