Home / 1,145,955.02-1,717,864.07-387,265.93

Finding the Fourth Proportional to 1,145,955.02, 1,717,864.07 and 387,265.93

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Solution

The fourth proportional to 1,145,955.02, 1,717,864.07 and 387,265.93 is: 580,537.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,955.02 : 1,717,864.07 = 387,265.93 : x
  2. Step 2: Convert to fraction form
    1,145,955.02/1,717,864.07 = 387,265.93/x
  3. Step 3: Cross multiply
    1,145,955.02x = 1,717,864.07 × 387,265.93
  4. Step 4: Simplify right side
    1,145,955.02x = 665,270,224,891.71
  5. Step 5: Solve for x
    x = 665,270,224,891.71/1,145,955.02
  6. Step 6: Final answer
    x = 580,537.81

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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.