Home / 736,823.63-1,105,172.13-448,560.45

Finding the Fourth Proportional to 736,823.63, 1,105,172.13 and 448,560.45

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Solution

The fourth proportional to 736,823.63, 1,105,172.13 and 448,560.45 is: 672,802.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,823.63 : 1,105,172.13 = 448,560.45 : x
  2. Step 2: Convert to fraction form
    736,823.63/1,105,172.13 = 448,560.45/x
  3. Step 3: Cross multiply
    736,823.63x = 1,105,172.13 × 448,560.45
  4. Step 4: Simplify right side
    736,823.63x = 495,736,509,642.36
  5. Step 5: Solve for x
    x = 495,736,509,642.36/736,823.63
  6. Step 6: Final answer
    x = 672,802.13

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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.