Home / 1,021,673.69-1,532,506.28-311,699.37

Finding the Fourth Proportional to 1,021,673.69, 1,532,506.28 and 311,699.37

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Solution

The fourth proportional to 1,021,673.69, 1,532,506.28 and 311,699.37 is: 467,547.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,673.69 : 1,532,506.28 = 311,699.37 : x
  2. Step 2: Convert to fraction form
    1,021,673.69/1,532,506.28 = 311,699.37/x
  3. Step 3: Cross multiply
    1,021,673.69x = 1,532,506.28 × 311,699.37
  4. Step 4: Simplify right side
    1,021,673.69x = 477,681,240,438.55
  5. Step 5: Solve for x
    x = 477,681,240,438.55/1,021,673.69
  6. Step 6: Final answer
    x = 467,547.76

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1.5x scale

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.