Home / 447,205.40-671,464.20-270,058.40

Finding the Fourth Proportional to 447,205.40, 671,464.20 and 270,058.40

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Solution

The fourth proportional to 447,205.40, 671,464.20 and 270,058.40 is: 405,483.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,205.40 : 671,464.20 = 270,058.40 : x
  2. Step 2: Convert to fraction form
    447,205.40/671,464.20 = 270,058.40/x
  3. Step 3: Cross multiply
    447,205.40x = 671,464.20 × 270,058.40
  4. Step 4: Simplify right side
    447,205.40x = 181,334,547,509.28
  5. Step 5: Solve for x
    x = 181,334,547,509.28/447,205.40
  6. Step 6: Final answer
    x = 405,483.81

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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.