Home / 1,051,389.69-1,577,061.72-293,211.06

Finding the Fourth Proportional to 1,051,389.69, 1,577,061.72 and 293,211.06

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Solution

The fourth proportional to 1,051,389.69, 1,577,061.72 and 293,211.06 is: 439,810.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,389.69 : 1,577,061.72 = 293,211.06 : x
  2. Step 2: Convert to fraction form
    1,051,389.69/1,577,061.72 = 293,211.06/x
  3. Step 3: Cross multiply
    1,051,389.69x = 1,577,061.72 × 293,211.06
  4. Step 4: Simplify right side
    1,051,389.69x = 462,411,938,606.62
  5. Step 5: Solve for x
    x = 462,411,938,606.62/1,051,389.69
  6. Step 6: Final answer
    x = 439,810.23

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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.