Home / 1,114,298.40-1,670,820-355,961.76

Finding the Fourth Proportional to 1,114,298.40, 1,670,820 and 355,961.76

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Solution

The fourth proportional to 1,114,298.40, 1,670,820 and 355,961.76 is: 533,742.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,298.40 : 1,670,820 = 355,961.76 : x
  2. Step 2: Convert to fraction form
    1,114,298.40/1,670,820 = 355,961.76/x
  3. Step 3: Cross multiply
    1,114,298.40x = 1,670,820 × 355,961.76
  4. Step 4: Simplify right side
    1,114,298.40x = 594,748,027,843.20
  5. Step 5: Solve for x
    x = 594,748,027,843.20/1,114,298.40
  6. Step 6: Final answer
    x = 533,742.15

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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.