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Finding the Fourth Proportional to 453,320.51, 625,583.66 and 249,392.34

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Solution

The fourth proportional to 453,320.51, 625,583.66 and 249,392.34 is: 344,162.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,320.51 : 625,583.66 = 249,392.34 : x
  2. Step 2: Convert to fraction form
    453,320.51/625,583.66 = 249,392.34/x
  3. Step 3: Cross multiply
    453,320.51x = 625,583.66 × 249,392.34
  4. Step 4: Simplify right side
    453,320.51x = 156,015,771,586.20
  5. Step 5: Solve for x
    x = 156,015,771,586.20/453,320.51
  6. Step 6: Final answer
    x = 344,162.18

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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.