Home / 830,732.63-1,146,411.02-448,759.44

Finding the Fourth Proportional to 830,732.63, 1,146,411.02 and 448,759.44

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Solution

The fourth proportional to 830,732.63, 1,146,411.02 and 448,759.44 is: 619,288.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,732.63 : 1,146,411.02 = 448,759.44 : x
  2. Step 2: Convert to fraction form
    830,732.63/1,146,411.02 = 448,759.44/x
  3. Step 3: Cross multiply
    830,732.63x = 1,146,411.02 × 448,759.44
  4. Step 4: Simplify right side
    830,732.63x = 514,462,768,466.93
  5. Step 5: Solve for x
    x = 514,462,768,466.93/830,732.63
  6. Step 6: Final answer
    x = 619,288.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.