Home / 759,407.92-1,047,984.72-415,266.16

Finding the Fourth Proportional to 759,407.92, 1,047,984.72 and 415,266.16

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Solution

The fourth proportional to 759,407.92, 1,047,984.72 and 415,266.16 is: 573,068.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,407.92 : 1,047,984.72 = 415,266.16 : x
  2. Step 2: Convert to fraction form
    759,407.92/1,047,984.72 = 415,266.16/x
  3. Step 3: Cross multiply
    759,407.92x = 1,047,984.72 × 415,266.16
  4. Step 4: Simplify right side
    759,407.92x = 435,192,590,413.08
  5. Step 5: Solve for x
    x = 435,192,590,413.08/759,407.92
  6. Step 6: Final answer
    x = 573,068.28

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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.