Home / 607,462.07-911,218.01-208,377.29

Finding the Fourth Proportional to 607,462.07, 911,218.01 and 208,377.29

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Solution

The fourth proportional to 607,462.07, 911,218.01 and 208,377.29 is: 312,574.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,462.07 : 911,218.01 = 208,377.29 : x
  2. Step 2: Convert to fraction form
    607,462.07/911,218.01 = 208,377.29/x
  3. Step 3: Cross multiply
    607,462.07x = 911,218.01 × 208,377.29
  4. Step 4: Simplify right side
    607,462.07x = 189,877,133,925.02
  5. Step 5: Solve for x
    x = 189,877,133,925.02/607,462.07
  6. Step 6: Final answer
    x = 312,574.47

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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.