Home / 1,023,653.66-1,535,425.12-313,683.76

Finding the Fourth Proportional to 1,023,653.66, 1,535,425.12 and 313,683.76

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Solution

The fourth proportional to 1,023,653.66, 1,535,425.12 and 313,683.76 is: 470,508.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,653.66 : 1,535,425.12 = 313,683.76 : x
  2. Step 2: Convert to fraction form
    1,023,653.66/1,535,425.12 = 313,683.76/x
  3. Step 3: Cross multiply
    1,023,653.66x = 1,535,425.12 × 313,683.76
  4. Step 4: Simplify right side
    1,023,653.66x = 481,637,924,840.05
  5. Step 5: Solve for x
    x = 481,637,924,840.05/1,023,653.66
  6. Step 6: Final answer
    x = 470,508.67

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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.