Home / 1,566,450.80-2,349,678-429,222.68

Finding the Fourth Proportional to 1,566,450.80, 2,349,678 and 429,222.68

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Solution

The fourth proportional to 1,566,450.80, 2,349,678 and 429,222.68 is: 643,834.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,450.80 : 2,349,678 = 429,222.68 : x
  2. Step 2: Convert to fraction form
    1,566,450.80/2,349,678 = 429,222.68/x
  3. Step 3: Cross multiply
    1,566,450.80x = 2,349,678 × 429,222.68
  4. Step 4: Simplify right side
    1,566,450.80x = 1,008,535,088,297.04
  5. Step 5: Solve for x
    x = 1,008,535,088,297.04/1,566,450.80
  6. Step 6: Final answer
    x = 643,834.51

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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.