Home / 833,216.68-1,249,889.82-272,307.88

Finding the Fourth Proportional to 833,216.68, 1,249,889.82 and 272,307.88

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Solution

The fourth proportional to 833,216.68, 1,249,889.82 and 272,307.88 is: 408,483.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,216.68 : 1,249,889.82 = 272,307.88 : x
  2. Step 2: Convert to fraction form
    833,216.68/1,249,889.82 = 272,307.88/x
  3. Step 3: Cross multiply
    833,216.68x = 1,249,889.82 × 272,307.88
  4. Step 4: Simplify right side
    833,216.68x = 340,354,847,117.78
  5. Step 5: Solve for x
    x = 340,354,847,117.78/833,216.68
  6. Step 6: Final answer
    x = 408,483.00

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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.