Home / 992,271.60-1,369,220.76-562,466.16

Finding the Fourth Proportional to 992,271.60, 1,369,220.76 and 562,466.16

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Solution

The fourth proportional to 992,271.60, 1,369,220.76 and 562,466.16 is: 776,138.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,271.60 : 1,369,220.76 = 562,466.16 : x
  2. Step 2: Convert to fraction form
    992,271.60/1,369,220.76 = 562,466.16/x
  3. Step 3: Cross multiply
    992,271.60x = 1,369,220.76 × 562,466.16
  4. Step 4: Simplify right side
    992,271.60x = 770,140,343,069.48
  5. Step 5: Solve for x
    x = 770,140,343,069.48/992,271.60
  6. Step 6: Final answer
    x = 776,138.65

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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.