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Finding the Fourth Proportional to 569,007.25, 785,339.93 and 365,315.53

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Solution

The fourth proportional to 569,007.25, 785,339.93 and 365,315.53 is: 504,206.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,007.25 : 785,339.93 = 365,315.53 : x
  2. Step 2: Convert to fraction form
    569,007.25/785,339.93 = 365,315.53/x
  3. Step 3: Cross multiply
    569,007.25x = 785,339.93 × 365,315.53
  4. Step 4: Simplify right side
    569,007.25x = 286,896,872,758.11
  5. Step 5: Solve for x
    x = 286,896,872,758.11/569,007.25
  6. Step 6: Final answer
    x = 504,206.01

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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.