Home / 423,055.32-634,776.68-183,242.56

Finding the Fourth Proportional to 423,055.32, 634,776.68 and 183,242.56

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Solution

The fourth proportional to 423,055.32, 634,776.68 and 183,242.56 is: 274,947.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,055.32 : 634,776.68 = 183,242.56 : x
  2. Step 2: Convert to fraction form
    423,055.32/634,776.68 = 183,242.56/x
  3. Step 3: Cross multiply
    423,055.32x = 634,776.68 × 183,242.56
  4. Step 4: Simplify right side
    423,055.32x = 116,318,103,871.50
  5. Step 5: Solve for x
    x = 116,318,103,871.50/423,055.32
  6. Step 6: Final answer
    x = 274,947.74

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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.