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Finding the Fourth Proportional to 282,840.37, 425,038.16 and 264,346.45

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Solution

The fourth proportional to 282,840.37, 425,038.16 and 264,346.45 is: 397,246.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,840.37 : 425,038.16 = 264,346.45 : x
  2. Step 2: Convert to fraction form
    282,840.37/425,038.16 = 264,346.45/x
  3. Step 3: Cross multiply
    282,840.37x = 425,038.16 × 264,346.45
  4. Step 4: Simplify right side
    282,840.37x = 112,357,328,710.53
  5. Step 5: Solve for x
    x = 112,357,328,710.53/282,840.37
  6. Step 6: Final answer
    x = 397,246.44

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1.5x scale

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.