Home / 1,023,353.29-1,535,033.53-313,378.21

Finding the Fourth Proportional to 1,023,353.29, 1,535,033.53 and 313,378.21

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Solution

The fourth proportional to 1,023,353.29, 1,535,033.53 and 313,378.21 is: 470,068.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,353.29 : 1,535,033.53 = 313,378.21 : x
  2. Step 2: Convert to fraction form
    1,023,353.29/1,535,033.53 = 313,378.21/x
  3. Step 3: Cross multiply
    1,023,353.29x = 1,535,033.53 × 313,378.21
  4. Step 4: Simplify right side
    1,023,353.29x = 481,046,051,462.77
  5. Step 5: Solve for x
    x = 481,046,051,462.77/1,023,353.29
  6. Step 6: Final answer
    x = 470,068.41

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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.