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Finding the Fourth Proportional to 562,536.32, 776,302.16 and 304,413.23

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Solution

The fourth proportional to 562,536.32, 776,302.16 and 304,413.23 is: 420,091.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,536.32 : 776,302.16 = 304,413.23 : x
  2. Step 2: Convert to fraction form
    562,536.32/776,302.16 = 304,413.23/x
  3. Step 3: Cross multiply
    562,536.32x = 776,302.16 × 304,413.23
  4. Step 4: Simplify right side
    562,536.32x = 236,316,642,578.00
  5. Step 5: Solve for x
    x = 236,316,642,578.00/562,536.32
  6. Step 6: Final answer
    x = 420,091.35

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Double scale
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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.