Home / 1,009,058.21-1,392,511.20-550,169.01

Finding the Fourth Proportional to 1,009,058.21, 1,392,511.20 and 550,169.01

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Solution

The fourth proportional to 1,009,058.21, 1,392,511.20 and 550,169.01 is: 759,239.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,058.21 : 1,392,511.20 = 550,169.01 : x
  2. Step 2: Convert to fraction form
    1,009,058.21/1,392,511.20 = 550,169.01/x
  3. Step 3: Cross multiply
    1,009,058.21x = 1,392,511.20 × 550,169.01
  4. Step 4: Simplify right side
    1,009,058.21x = 766,116,506,254.78
  5. Step 5: Solve for x
    x = 766,116,506,254.78/1,009,058.21
  6. Step 6: Final answer
    x = 759,239.16

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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.