Home / 776,573.01-1,071,668.04-432,413.07

Finding the Fourth Proportional to 776,573.01, 1,071,668.04 and 432,413.07

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Solution

The fourth proportional to 776,573.01, 1,071,668.04 and 432,413.07 is: 596,728.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,573.01 : 1,071,668.04 = 432,413.07 : x
  2. Step 2: Convert to fraction form
    776,573.01/1,071,668.04 = 432,413.07/x
  3. Step 3: Cross multiply
    776,573.01x = 1,071,668.04 × 432,413.07
  4. Step 4: Simplify right side
    776,573.01x = 463,403,267,197.28
  5. Step 5: Solve for x
    x = 463,403,267,197.28/776,573.01
  6. Step 6: Final answer
    x = 596,728.53

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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.