Home / 1,018,238.85-1,527,434.82-308,324.07

Finding the Fourth Proportional to 1,018,238.85, 1,527,434.82 and 308,324.07

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Solution

The fourth proportional to 1,018,238.85, 1,527,434.82 and 308,324.07 is: 462,509.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,238.85 : 1,527,434.82 = 308,324.07 : x
  2. Step 2: Convert to fraction form
    1,018,238.85/1,527,434.82 = 308,324.07/x
  3. Step 3: Cross multiply
    1,018,238.85x = 1,527,434.82 × 308,324.07
  4. Step 4: Simplify right side
    1,018,238.85x = 470,944,920,362.12
  5. Step 5: Solve for x
    x = 470,944,920,362.12/1,018,238.85
  6. Step 6: Final answer
    x = 462,509.28

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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.