Home / 1,088,496.40-1,632,714.52-289,784.87

Finding the Fourth Proportional to 1,088,496.40, 1,632,714.52 and 289,784.87

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Solution

The fourth proportional to 1,088,496.40, 1,632,714.52 and 289,784.87 is: 434,669.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,496.40 : 1,632,714.52 = 289,784.87 : x
  2. Step 2: Convert to fraction form
    1,088,496.40/1,632,714.52 = 289,784.87/x
  3. Step 3: Cross multiply
    1,088,496.40x = 1,632,714.52 × 289,784.87
  4. Step 4: Simplify right side
    1,088,496.40x = 473,135,955,312.82
  5. Step 5: Solve for x
    x = 473,135,955,312.82/1,088,496.40
  6. Step 6: Final answer
    x = 434,669.29

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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.