Home / 1,037,674.90-1,556,512.35-289,719.70

Finding the Fourth Proportional to 1,037,674.90, 1,556,512.35 and 289,719.70

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Solution

The fourth proportional to 1,037,674.90, 1,556,512.35 and 289,719.70 is: 434,579.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,674.90 : 1,556,512.35 = 289,719.70 : x
  2. Step 2: Convert to fraction form
    1,037,674.90/1,556,512.35 = 289,719.70/x
  3. Step 3: Cross multiply
    1,037,674.90x = 1,556,512.35 × 289,719.70
  4. Step 4: Simplify right side
    1,037,674.90x = 450,952,291,088.30
  5. Step 5: Solve for x
    x = 450,952,291,088.30/1,037,674.90
  6. Step 6: Final answer
    x = 434,579.55

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Double scale
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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.