Home / 1,009,336.44-1,513,394.85-402,218.16

Finding the Fourth Proportional to 1,009,336.44, 1,513,394.85 and 402,218.16

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Solution

The fourth proportional to 1,009,336.44, 1,513,394.85 and 402,218.16 is: 603,084.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,336.44 : 1,513,394.85 = 402,218.16 : x
  2. Step 2: Convert to fraction form
    1,009,336.44/1,513,394.85 = 402,218.16/x
  3. Step 3: Cross multiply
    1,009,336.44x = 1,513,394.85 × 402,218.16
  4. Step 4: Simplify right side
    1,009,336.44x = 608,714,891,920.48
  5. Step 5: Solve for x
    x = 608,714,891,920.48/1,009,336.44
  6. Step 6: Final answer
    x = 603,084.23

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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.