Home / 897,384.21-1,345,729.43-350,208.96

Finding the Fourth Proportional to 897,384.21, 1,345,729.43 and 350,208.96

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Solution

The fourth proportional to 897,384.21, 1,345,729.43 and 350,208.96 is: 525,178.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,384.21 : 1,345,729.43 = 350,208.96 : x
  2. Step 2: Convert to fraction form
    897,384.21/1,345,729.43 = 350,208.96/x
  3. Step 3: Cross multiply
    897,384.21x = 1,345,729.43 × 350,208.96
  4. Step 4: Simplify right side
    897,384.21x = 471,286,495,642.00
  5. Step 5: Solve for x
    x = 471,286,495,642.00/897,384.21
  6. Step 6: Final answer
    x = 525,178.06

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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.