Home / 994,109.02-1,371,909.28-564,429.13

Finding the Fourth Proportional to 994,109.02, 1,371,909.28 and 564,429.13

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Solution

The fourth proportional to 994,109.02, 1,371,909.28 and 564,429.13 is: 778,934.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,109.02 : 1,371,909.28 = 564,429.13 : x
  2. Step 2: Convert to fraction form
    994,109.02/1,371,909.28 = 564,429.13/x
  3. Step 3: Cross multiply
    994,109.02x = 1,371,909.28 × 564,429.13
  4. Step 4: Simplify right side
    994,109.02x = 774,345,561,349.33
  5. Step 5: Solve for x
    x = 774,345,561,349.33/994,109.02
  6. Step 6: Final answer
    x = 778,934.25

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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.