Home / 1,256,953.09-1,885,433.52-310,323.91

Finding the Fourth Proportional to 1,256,953.09, 1,885,433.52 and 310,323.91

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Solution

The fourth proportional to 1,256,953.09, 1,885,433.52 and 310,323.91 is: 465,486.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,953.09 : 1,885,433.52 = 310,323.91 : x
  2. Step 2: Convert to fraction form
    1,256,953.09/1,885,433.52 = 310,323.91/x
  3. Step 3: Cross multiply
    1,256,953.09x = 1,885,433.52 × 310,323.91
  4. Step 4: Simplify right side
    1,256,953.09x = 585,095,101,971.46
  5. Step 5: Solve for x
    x = 585,095,101,971.46/1,256,953.09
  6. Step 6: Final answer
    x = 465,486.82

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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.