Home / 1,021,031.71-1,531,547.21-273,058.27

Finding the Fourth Proportional to 1,021,031.71, 1,531,547.21 and 273,058.27

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Solution

The fourth proportional to 1,021,031.71, 1,531,547.21 and 273,058.27 is: 409,587.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,031.71 : 1,531,547.21 = 273,058.27 : x
  2. Step 2: Convert to fraction form
    1,021,031.71/1,531,547.21 = 273,058.27/x
  3. Step 3: Cross multiply
    1,021,031.71x = 1,531,547.21 × 273,058.27
  4. Step 4: Simplify right side
    1,021,031.71x = 418,201,630,220.64
  5. Step 5: Solve for x
    x = 418,201,630,220.64/1,021,031.71
  6. Step 6: Final answer
    x = 409,587.31

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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.