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Finding the Fourth Proportional to 540,943.59, 746,250.80 and 350,018.67

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Solution

The fourth proportional to 540,943.59, 746,250.80 and 350,018.67 is: 482,863.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,943.59 : 746,250.80 = 350,018.67 : x
  2. Step 2: Convert to fraction form
    540,943.59/746,250.80 = 350,018.67/x
  3. Step 3: Cross multiply
    540,943.59x = 746,250.80 × 350,018.67
  4. Step 4: Simplify right side
    540,943.59x = 261,201,710,752.34
  5. Step 5: Solve for x
    x = 261,201,710,752.34/540,943.59
  6. Step 6: Final answer
    x = 482,863.12

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1.5x scale

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.