Home / 1,037,788.81-1,556,532.65-398,253.58

Finding the Fourth Proportional to 1,037,788.81, 1,556,532.65 and 398,253.58

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Solution

The fourth proportional to 1,037,788.81, 1,556,532.65 and 398,253.58 is: 597,322.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,788.81 : 1,556,532.65 = 398,253.58 : x
  2. Step 2: Convert to fraction form
    1,037,788.81/1,556,532.65 = 398,253.58/x
  3. Step 3: Cross multiply
    1,037,788.81x = 1,556,532.65 × 398,253.58
  4. Step 4: Simplify right side
    1,037,788.81x = 619,894,697,353.69
  5. Step 5: Solve for x
    x = 619,894,697,353.69/1,037,788.81
  6. Step 6: Final answer
    x = 597,322.59

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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.