Home / 671,498.67-1,006,614.81-334,220.45

Finding the Fourth Proportional to 671,498.67, 1,006,614.81 and 334,220.45

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Solution

The fourth proportional to 671,498.67, 1,006,614.81 and 334,220.45 is: 501,015.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,498.67 : 1,006,614.81 = 334,220.45 : x
  2. Step 2: Convert to fraction form
    671,498.67/1,006,614.81 = 334,220.45/x
  3. Step 3: Cross multiply
    671,498.67x = 1,006,614.81 × 334,220.45
  4. Step 4: Simplify right side
    671,498.67x = 336,431,249,741.79
  5. Step 5: Solve for x
    x = 336,431,249,741.79/671,498.67
  6. Step 6: Final answer
    x = 501,015.51

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1.5x scale

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.