Home / 1,137,292.71-1,706,308.20-338,581.20

Finding the Fourth Proportional to 1,137,292.71, 1,706,308.20 and 338,581.20

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Solution

The fourth proportional to 1,137,292.71, 1,706,308.20 and 338,581.20 is: 507,981.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,292.71 : 1,706,308.20 = 338,581.20 : x
  2. Step 2: Convert to fraction form
    1,137,292.71/1,706,308.20 = 338,581.20/x
  3. Step 3: Cross multiply
    1,137,292.71x = 1,706,308.20 × 338,581.20
  4. Step 4: Simplify right side
    1,137,292.71x = 577,723,877,925.84
  5. Step 5: Solve for x
    x = 577,723,877,925.84/1,137,292.71
  6. Step 6: Final answer
    x = 507,981.69

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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.