Home / 902,386.32-1,353,174.80-537,820.08

Finding the Fourth Proportional to 902,386.32, 1,353,174.80 and 537,820.08

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Solution

The fourth proportional to 902,386.32, 1,353,174.80 and 537,820.08 is: 806,488.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,386.32 : 1,353,174.80 = 537,820.08 : x
  2. Step 2: Convert to fraction form
    902,386.32/1,353,174.80 = 537,820.08/x
  3. Step 3: Cross multiply
    902,386.32x = 1,353,174.80 × 537,820.08
  4. Step 4: Simplify right side
    902,386.32x = 727,764,579,189.98
  5. Step 5: Solve for x
    x = 727,764,579,189.98/902,386.32
  6. Step 6: Final answer
    x = 806,488.93

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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.