Home / 845,008.16-1,267,595.40-245,975.36

Finding the Fourth Proportional to 845,008.16, 1,267,595.40 and 245,975.36

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Solution

The fourth proportional to 845,008.16, 1,267,595.40 and 245,975.36 is: 368,987.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,008.16 : 1,267,595.40 = 245,975.36 : x
  2. Step 2: Convert to fraction form
    845,008.16/1,267,595.40 = 245,975.36/x
  3. Step 3: Cross multiply
    845,008.16x = 1,267,595.40 × 245,975.36
  4. Step 4: Simplify right side
    845,008.16x = 311,797,234,849.34
  5. Step 5: Solve for x
    x = 311,797,234,849.34/845,008.16
  6. Step 6: Final answer
    x = 368,987.25

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1.5x scale

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.