Home / 497,221,390.28-744,386,559.42-289,326,200.60

Finding the Fourth Proportional to 497,221,390.28, 744,386,559.42 and 289,326,200.60

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Solution

The fourth proportional to 497,221,390.28, 744,386,559.42 and 289,326,200.60 is: 433,148,169.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,221,390.28 : 744,386,559.42 = 289,326,200.60 : x
  2. Step 2: Convert to fraction form
    497,221,390.28/744,386,559.42 = 289,326,200.60/x
  3. Step 3: Cross multiply
    497,221,390.28x = 744,386,559.42 × 289,326,200.60
  4. Step 4: Simplify right side
    497,221,390.28x = 215,370,535,014,694,752
  5. Step 5: Solve for x
    x = 215,370,535,014,694,752/497,221,390.28
  6. Step 6: Final answer
    x = 433,148,169.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.