Home / 832,304.02-1,148,456.40-505,447.06

Finding the Fourth Proportional to 832,304.02, 1,148,456.40 and 505,447.06

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Solution

The fourth proportional to 832,304.02, 1,148,456.40 and 505,447.06 is: 697,442.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,304.02 : 1,148,456.40 = 505,447.06 : x
  2. Step 2: Convert to fraction form
    832,304.02/1,148,456.40 = 505,447.06/x
  3. Step 3: Cross multiply
    832,304.02x = 1,148,456.40 × 505,447.06
  4. Step 4: Simplify right side
    832,304.02x = 580,483,905,175.90
  5. Step 5: Solve for x
    x = 580,483,905,175.90/832,304.02
  6. Step 6: Final answer
    x = 697,442.15

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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.