Home / 898,448.02-1,343,578.65-670,903.42

Finding the Fourth Proportional to 898,448.02, 1,343,578.65 and 670,903.42

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Solution

The fourth proportional to 898,448.02, 1,343,578.65 and 670,903.42 is: 1,003,298.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,448.02 : 1,343,578.65 = 670,903.42 : x
  2. Step 2: Convert to fraction form
    898,448.02/1,343,578.65 = 670,903.42/x
  3. Step 3: Cross multiply
    898,448.02x = 1,343,578.65 × 670,903.42
  4. Step 4: Simplify right side
    898,448.02x = 901,411,511,323.98
  5. Step 5: Solve for x
    x = 901,411,511,323.98/898,448.02
  6. Step 6: Final answer
    x = 1,003,298.46

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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.