Home / 941,153.58-1,298,823.26-553,899.06

Finding the Fourth Proportional to 941,153.58, 1,298,823.26 and 553,899.06

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Solution

The fourth proportional to 941,153.58, 1,298,823.26 and 553,899.06 is: 764,399.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,153.58 : 1,298,823.26 = 553,899.06 : x
  2. Step 2: Convert to fraction form
    941,153.58/1,298,823.26 = 553,899.06/x
  3. Step 3: Cross multiply
    941,153.58x = 1,298,823.26 × 553,899.06
  4. Step 4: Simplify right side
    941,153.58x = 719,416,980,050.64
  5. Step 5: Solve for x
    x = 719,416,980,050.64/941,153.58
  6. Step 6: Final answer
    x = 764,399.13

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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.