Home / 910,040.22-1,255,845.63-502,159.26

Finding the Fourth Proportional to 910,040.22, 1,255,845.63 and 502,159.26

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Solution

The fourth proportional to 910,040.22, 1,255,845.63 and 502,159.26 is: 692,974.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,040.22 : 1,255,845.63 = 502,159.26 : x
  2. Step 2: Convert to fraction form
    910,040.22/1,255,845.63 = 502,159.26/x
  3. Step 3: Cross multiply
    910,040.22x = 1,255,845.63 × 502,159.26
  4. Step 4: Simplify right side
    910,040.22x = 630,634,512,235.03
  5. Step 5: Solve for x
    x = 630,634,512,235.03/910,040.22
  6. Step 6: Final answer
    x = 692,974.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.