Home / 731,355.19-1,009,276.58-409,095.26

Finding the Fourth Proportional to 731,355.19, 1,009,276.58 and 409,095.26

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Solution

The fourth proportional to 731,355.19, 1,009,276.58 and 409,095.26 is: 564,555.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,355.19 : 1,009,276.58 = 409,095.26 : x
  2. Step 2: Convert to fraction form
    731,355.19/1,009,276.58 = 409,095.26/x
  3. Step 3: Cross multiply
    731,355.19x = 1,009,276.58 × 409,095.26
  4. Step 4: Simplify right side
    731,355.19x = 412,890,264,907.01
  5. Step 5: Solve for x
    x = 412,890,264,907.01/731,355.19
  6. Step 6: Final answer
    x = 564,555.05

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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.