Home / 437,631.13-603,931.02-236,427.13

Finding the Fourth Proportional to 437,631.13, 603,931.02 and 236,427.13

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Solution

The fourth proportional to 437,631.13, 603,931.02 and 236,427.13 is: 326,269.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,631.13 : 603,931.02 = 236,427.13 : x
  2. Step 2: Convert to fraction form
    437,631.13/603,931.02 = 236,427.13/x
  3. Step 3: Cross multiply
    437,631.13x = 603,931.02 × 236,427.13
  4. Step 4: Simplify right side
    437,631.13x = 142,785,674,756.92
  5. Step 5: Solve for x
    x = 142,785,674,756.92/437,631.13
  6. Step 6: Final answer
    x = 326,269.47

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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.