Home / 749,467.09-1,034,602.32-477,900.01

Finding the Fourth Proportional to 749,467.09, 1,034,602.32 and 477,900.01

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Solution

The fourth proportional to 749,467.09, 1,034,602.32 and 477,900.01 is: 659,717.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,467.09 : 1,034,602.32 = 477,900.01 : x
  2. Step 2: Convert to fraction form
    749,467.09/1,034,602.32 = 477,900.01/x
  3. Step 3: Cross multiply
    749,467.09x = 1,034,602.32 × 477,900.01
  4. Step 4: Simplify right side
    749,467.09x = 494,436,459,074.02
  5. Step 5: Solve for x
    x = 494,436,459,074.02/749,467.09
  6. Step 6: Final answer
    x = 659,717.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.