Home / 1,330,598.10-1,995,508.35-477,570.90

Finding the Fourth Proportional to 1,330,598.10, 1,995,508.35 and 477,570.90

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Solution

The fourth proportional to 1,330,598.10, 1,995,508.35 and 477,570.90 is: 716,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,598.10 : 1,995,508.35 = 477,570.90 : x
  2. Step 2: Convert to fraction form
    1,330,598.10/1,995,508.35 = 477,570.90/x
  3. Step 3: Cross multiply
    1,330,598.10x = 1,995,508.35 × 477,570.90
  4. Step 4: Simplify right side
    1,330,598.10x = 952,996,718,667.02
  5. Step 5: Solve for x
    x = 952,996,718,667.02/1,330,598.10
  6. Step 6: Final answer
    x = 716,216.80

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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.