Home / 730,721.16-1,097,075.71-411,097.95

Finding the Fourth Proportional to 730,721.16, 1,097,075.71 and 411,097.95

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Solution

The fourth proportional to 730,721.16, 1,097,075.71 and 411,097.95 is: 617,206.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,721.16 : 1,097,075.71 = 411,097.95 : x
  2. Step 2: Convert to fraction form
    730,721.16/1,097,075.71 = 411,097.95/x
  3. Step 3: Cross multiply
    730,721.16x = 1,097,075.71 × 411,097.95
  4. Step 4: Simplify right side
    730,721.16x = 451,005,575,889.67
  5. Step 5: Solve for x
    x = 451,005,575,889.67/730,721.16
  6. Step 6: Final answer
    x = 617,206.13

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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.