Home / 776,397.04-1,071,444.24-436,865.28

Finding the Fourth Proportional to 776,397.04, 1,071,444.24 and 436,865.28

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Solution

The fourth proportional to 776,397.04, 1,071,444.24 and 436,865.28 is: 602,883.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,397.04 : 1,071,444.24 = 436,865.28 : x
  2. Step 2: Convert to fraction form
    776,397.04/1,071,444.24 = 436,865.28/x
  3. Step 3: Cross multiply
    776,397.04x = 1,071,444.24 × 436,865.28
  4. Step 4: Simplify right side
    776,397.04x = 468,076,787,911.99
  5. Step 5: Solve for x
    x = 468,076,787,911.99/776,397.04
  6. Step 6: Final answer
    x = 602,883.27

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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.