Home / 731,594.96-1,009,758.93-445,207.31

Finding the Fourth Proportional to 731,594.96, 1,009,758.93 and 445,207.31

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Solution

The fourth proportional to 731,594.96, 1,009,758.93 and 445,207.31 is: 614,482.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,594.96 : 1,009,758.93 = 445,207.31 : x
  2. Step 2: Convert to fraction form
    731,594.96/1,009,758.93 = 445,207.31/x
  3. Step 3: Cross multiply
    731,594.96x = 1,009,758.93 × 445,207.31
  4. Step 4: Simplify right side
    731,594.96x = 449,552,056,973.78
  5. Step 5: Solve for x
    x = 449,552,056,973.78/731,594.96
  6. Step 6: Final answer
    x = 614,482.17

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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.