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Finding the Fourth Proportional to 453,089.04, 625,278.93 and 249,155.43

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Solution

The fourth proportional to 453,089.04, 625,278.93 and 249,155.43 is: 343,843.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,089.04 : 625,278.93 = 249,155.43 : x
  2. Step 2: Convert to fraction form
    453,089.04/625,278.93 = 249,155.43/x
  3. Step 3: Cross multiply
    453,089.04x = 625,278.93 × 249,155.43
  4. Step 4: Simplify right side
    453,089.04x = 155,791,640,674.09
  5. Step 5: Solve for x
    x = 155,791,640,674.09/453,089.04
  6. Step 6: Final answer
    x = 343,843.32

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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.