Home / 739,667.06-1,108,574.40-397,269.08

Finding the Fourth Proportional to 739,667.06, 1,108,574.40 and 397,269.08

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Solution

The fourth proportional to 739,667.06, 1,108,574.40 and 397,269.08 is: 595,406.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,667.06 : 1,108,574.40 = 397,269.08 : x
  2. Step 2: Convert to fraction form
    739,667.06/1,108,574.40 = 397,269.08/x
  3. Step 3: Cross multiply
    739,667.06x = 1,108,574.40 × 397,269.08
  4. Step 4: Simplify right side
    739,667.06x = 440,402,331,999.55
  5. Step 5: Solve for x
    x = 440,402,331,999.55/739,667.06
  6. Step 6: Final answer
    x = 595,406.17

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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.