Home / 1,256,952.09-1,885,432.02-310,322.91

Finding the Fourth Proportional to 1,256,952.09, 1,885,432.02 and 310,322.91

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Solution

The fourth proportional to 1,256,952.09, 1,885,432.02 and 310,322.91 is: 465,485.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,952.09 : 1,885,432.02 = 310,322.91 : x
  2. Step 2: Convert to fraction form
    1,256,952.09/1,885,432.02 = 310,322.91/x
  3. Step 3: Cross multiply
    1,256,952.09x = 1,885,432.02 × 310,322.91
  4. Step 4: Simplify right side
    1,256,952.09x = 585,092,751,053.58
  5. Step 5: Solve for x
    x = 585,092,751,053.58/1,256,952.09
  6. Step 6: Final answer
    x = 465,485.32

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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.