Home / 898,997.22-1,348,547.64-338,036.58

Finding the Fourth Proportional to 898,997.22, 1,348,547.64 and 338,036.58

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Solution

The fourth proportional to 898,997.22, 1,348,547.64 and 338,036.58 is: 507,074.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,997.22 : 1,348,547.64 = 338,036.58 : x
  2. Step 2: Convert to fraction form
    898,997.22/1,348,547.64 = 338,036.58/x
  3. Step 3: Cross multiply
    898,997.22x = 1,348,547.64 × 338,036.58
  4. Step 4: Simplify right side
    898,997.22x = 455,858,432,192.67
  5. Step 5: Solve for x
    x = 455,858,432,192.67/898,997.22
  6. Step 6: Final answer
    x = 507,074.35

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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.