Home / 438,043.16-604,499.44-247,056.16

Finding the Fourth Proportional to 438,043.16, 604,499.44 and 247,056.16

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Solution

The fourth proportional to 438,043.16, 604,499.44 and 247,056.16 is: 340,937.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,043.16 : 604,499.44 = 247,056.16 : x
  2. Step 2: Convert to fraction form
    438,043.16/604,499.44 = 247,056.16/x
  3. Step 3: Cross multiply
    438,043.16x = 604,499.44 × 247,056.16
  4. Step 4: Simplify right side
    438,043.16x = 149,345,310,368.55
  5. Step 5: Solve for x
    x = 149,345,310,368.55/438,043.16
  6. Step 6: Final answer
    x = 340,937.43

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1.5x scale

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.