Home / 1,018,239.85-1,527,436.32-308,325.07

Finding the Fourth Proportional to 1,018,239.85, 1,527,436.32 and 308,325.07

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Solution

The fourth proportional to 1,018,239.85, 1,527,436.32 and 308,325.07 is: 462,510.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,239.85 : 1,527,436.32 = 308,325.07 : x
  2. Step 2: Convert to fraction form
    1,018,239.85/1,527,436.32 = 308,325.07/x
  3. Step 3: Cross multiply
    1,018,239.85x = 1,527,436.32 × 308,325.07
  4. Step 4: Simplify right side
    1,018,239.85x = 470,946,910,284.54
  5. Step 5: Solve for x
    x = 470,946,910,284.54/1,018,239.85
  6. Step 6: Final answer
    x = 462,510.78

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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.