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Finding the Fourth Proportional to 453,055.74, 625,219.24 and 249,119.80

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Solution

The fourth proportional to 453,055.74, 625,219.24 and 249,119.80 is: 343,786.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,055.74 : 625,219.24 = 249,119.80 : x
  2. Step 2: Convert to fraction form
    453,055.74/625,219.24 = 249,119.80/x
  3. Step 3: Cross multiply
    453,055.74x = 625,219.24 × 249,119.80
  4. Step 4: Simplify right side
    453,055.74x = 155,754,492,024.95
  5. Step 5: Solve for x
    x = 155,754,492,024.95/453,055.74
  6. Step 6: Final answer
    x = 343,786.60

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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.