Home / 731,464.48-1,009,460.20-409,155.35

Finding the Fourth Proportional to 731,464.48, 1,009,460.20 and 409,155.35

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Solution

The fourth proportional to 731,464.48, 1,009,460.20 and 409,155.35 is: 564,656.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,464.48 : 1,009,460.20 = 409,155.35 : x
  2. Step 2: Convert to fraction form
    731,464.48/1,009,460.20 = 409,155.35/x
  3. Step 3: Cross multiply
    731,464.48x = 1,009,460.20 × 409,155.35
  4. Step 4: Simplify right side
    731,464.48x = 413,026,040,666.51
  5. Step 5: Solve for x
    x = 413,026,040,666.51/731,464.48
  6. Step 6: Final answer
    x = 564,656.32

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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.