Home / 1,140,507-1,710,694.08-299,058.48

Finding the Fourth Proportional to 1,140,507, 1,710,694.08 and 299,058.48

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Solution

The fourth proportional to 1,140,507, 1,710,694.08 and 299,058.48 is: 448,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,507 : 1,710,694.08 = 299,058.48 : x
  2. Step 2: Convert to fraction form
    1,140,507/1,710,694.08 = 299,058.48/x
  3. Step 3: Cross multiply
    1,140,507x = 1,710,694.08 × 299,058.48
  4. Step 4: Simplify right side
    1,140,507x = 511,597,571,309.80
  5. Step 5: Solve for x
    x = 511,597,571,309.80/1,140,507
  6. Step 6: Final answer
    x = 448,570.30

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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.