Home / 1,011,176.40-1,515,038.28-556,148.52

Finding the Fourth Proportional to 1,011,176.40, 1,515,038.28 and 556,148.52

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Solution

The fourth proportional to 1,011,176.40, 1,515,038.28 and 556,148.52 is: 833,273.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,176.40 : 1,515,038.28 = 556,148.52 : x
  2. Step 2: Convert to fraction form
    1,011,176.40/1,515,038.28 = 556,148.52/x
  3. Step 3: Cross multiply
    1,011,176.40x = 1,515,038.28 × 556,148.52
  4. Step 4: Simplify right side
    1,011,176.40x = 842,586,297,165.35
  5. Step 5: Solve for x
    x = 842,586,297,165.35/1,011,176.40
  6. Step 6: Final answer
    x = 833,273.30

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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.