Home / 833,248.43-1,249,937.45-272,339.63

Finding the Fourth Proportional to 833,248.43, 1,249,937.45 and 272,339.63

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Solution

The fourth proportional to 833,248.43, 1,249,937.45 and 272,339.63 is: 408,530.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,248.43 : 1,249,937.45 = 272,339.63 : x
  2. Step 2: Convert to fraction form
    833,248.43/1,249,937.45 = 272,339.63/x
  3. Step 3: Cross multiply
    833,248.43x = 1,249,937.45 × 272,339.63
  4. Step 4: Simplify right side
    833,248.43x = 340,407,502,656.14
  5. Step 5: Solve for x
    x = 340,407,502,656.14/833,248.43
  6. Step 6: Final answer
    x = 408,530.63

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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.