Home / 738,427.52-1,107,838.18-265,116.98

Finding the Fourth Proportional to 738,427.52, 1,107,838.18 and 265,116.98

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Solution

The fourth proportional to 738,427.52, 1,107,838.18 and 265,116.98 is: 397,746.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,427.52 : 1,107,838.18 = 265,116.98 : x
  2. Step 2: Convert to fraction form
    738,427.52/1,107,838.18 = 265,116.98/x
  3. Step 3: Cross multiply
    738,427.52x = 1,107,838.18 × 265,116.98
  4. Step 4: Simplify right side
    738,427.52x = 293,706,712,610.30
  5. Step 5: Solve for x
    x = 293,706,712,610.30/738,427.52
  6. Step 6: Final answer
    x = 397,746.16

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1.5x scale

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.