Home / 454,288.50-626,931.09-253,097.46

Finding the Fourth Proportional to 454,288.50, 626,931.09 and 253,097.46

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Solution

The fourth proportional to 454,288.50, 626,931.09 and 253,097.46 is: 349,281.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,288.50 : 626,931.09 = 253,097.46 : x
  2. Step 2: Convert to fraction form
    454,288.50/626,931.09 = 253,097.46/x
  3. Step 3: Cross multiply
    454,288.50x = 626,931.09 × 253,097.46
  4. Step 4: Simplify right side
    454,288.50x = 158,674,666,474.03
  5. Step 5: Solve for x
    x = 158,674,666,474.03/454,288.50
  6. Step 6: Final answer
    x = 349,281.72

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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.