Home / 762,686.83-1,052,507.96-423,154.27

Finding the Fourth Proportional to 762,686.83, 1,052,507.96 and 423,154.27

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Solution

The fourth proportional to 762,686.83, 1,052,507.96 and 423,154.27 is: 583,952.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,686.83 : 1,052,507.96 = 423,154.27 : x
  2. Step 2: Convert to fraction form
    762,686.83/1,052,507.96 = 423,154.27/x
  3. Step 3: Cross multiply
    762,686.83x = 1,052,507.96 × 423,154.27
  4. Step 4: Simplify right side
    762,686.83x = 445,373,237,482.99
  5. Step 5: Solve for x
    x = 445,373,237,482.99/762,686.83
  6. Step 6: Final answer
    x = 583,952.97

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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.