Home / 423,226.37-634,837.34-149,875.35

Finding the Fourth Proportional to 423,226.37, 634,837.34 and 149,875.35

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Solution

The fourth proportional to 423,226.37, 634,837.34 and 149,875.35 is: 224,812.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,226.37 : 634,837.34 = 149,875.35 : x
  2. Step 2: Convert to fraction form
    423,226.37/634,837.34 = 149,875.35/x
  3. Step 3: Cross multiply
    423,226.37x = 634,837.34 × 149,875.35
  4. Step 4: Simplify right side
    423,226.37x = 95,146,467,776.19
  5. Step 5: Solve for x
    x = 95,146,467,776.19/423,226.37
  6. Step 6: Final answer
    x = 224,812.24

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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.