Home / 804,828.02-1,208,266.34-521,703.18

Finding the Fourth Proportional to 804,828.02, 1,208,266.34 and 521,703.18

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Solution

The fourth proportional to 804,828.02, 1,208,266.34 and 521,703.18 is: 783,218.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,828.02 : 1,208,266.34 = 521,703.18 : x
  2. Step 2: Convert to fraction form
    804,828.02/1,208,266.34 = 521,703.18/x
  3. Step 3: Cross multiply
    804,828.02x = 1,208,266.34 × 521,703.18
  4. Step 4: Simplify right side
    804,828.02x = 630,356,389,256.45
  5. Step 5: Solve for x
    x = 630,356,389,256.45/804,828.02
  6. Step 6: Final answer
    x = 783,218.75

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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.