Home / 1,023,650.10-1,535,419.80-313,680.24

Finding the Fourth Proportional to 1,023,650.10, 1,535,419.80 and 313,680.24

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Solution

The fourth proportional to 1,023,650.10, 1,535,419.80 and 313,680.24 is: 470,503.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,650.10 : 1,535,419.80 = 313,680.24 : x
  2. Step 2: Convert to fraction form
    1,023,650.10/1,535,419.80 = 313,680.24/x
  3. Step 3: Cross multiply
    1,023,650.10x = 1,535,419.80 × 313,680.24
  4. Step 4: Simplify right side
    1,023,650.10x = 481,630,851,364.75
  5. Step 5: Solve for x
    x = 481,630,851,364.75/1,023,650.10
  6. Step 6: Final answer
    x = 470,503.40

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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.