Home / 739,666.07-1,108,572.91-397,268.08

Finding the Fourth Proportional to 739,666.07, 1,108,572.91 and 397,268.08

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Solution

The fourth proportional to 739,666.07, 1,108,572.91 and 397,268.08 is: 595,404.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,666.07 : 1,108,572.91 = 397,268.08 : x
  2. Step 2: Convert to fraction form
    739,666.07/1,108,572.91 = 397,268.08/x
  3. Step 3: Cross multiply
    739,666.07x = 1,108,572.91 × 397,268.08
  4. Step 4: Simplify right side
    739,666.07x = 440,400,631,495.71
  5. Step 5: Solve for x
    x = 440,400,631,495.71/739,666.07
  6. Step 6: Final answer
    x = 595,404.67

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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.