Home / 1,037,929.80-1,556,943.30-328,013.40

Finding the Fourth Proportional to 1,037,929.80, 1,556,943.30 and 328,013.40

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Solution

The fourth proportional to 1,037,929.80, 1,556,943.30 and 328,013.40 is: 492,035.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,929.80 : 1,556,943.30 = 328,013.40 : x
  2. Step 2: Convert to fraction form
    1,037,929.80/1,556,943.30 = 328,013.40/x
  3. Step 3: Cross multiply
    1,037,929.80x = 1,556,943.30 × 328,013.40
  4. Step 4: Simplify right side
    1,037,929.80x = 510,698,265,440.22
  5. Step 5: Solve for x
    x = 510,698,265,440.22/1,037,929.80
  6. Step 6: Final answer
    x = 492,035.46

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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.