Home / 584,045.28-805,982.52-315,773.28

Finding the Fourth Proportional to 584,045.28, 805,982.52 and 315,773.28

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Solution

The fourth proportional to 584,045.28, 805,982.52 and 315,773.28 is: 435,767.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,045.28 : 805,982.52 = 315,773.28 : x
  2. Step 2: Convert to fraction form
    584,045.28/805,982.52 = 315,773.28/x
  3. Step 3: Cross multiply
    584,045.28x = 805,982.52 × 315,773.28
  4. Step 4: Simplify right side
    584,045.28x = 254,507,743,963.07
  5. Step 5: Solve for x
    x = 254,507,743,963.07/584,045.28
  6. Step 6: Final answer
    x = 435,767.14

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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.