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Finding the Fourth Proportional to 569,361.62, 785,210.04 and 472,411.91

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Solution

The fourth proportional to 569,361.62, 785,210.04 and 472,411.91 is: 651,506.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,361.62 : 785,210.04 = 472,411.91 : x
  2. Step 2: Convert to fraction form
    569,361.62/785,210.04 = 472,411.91/x
  3. Step 3: Cross multiply
    569,361.62x = 785,210.04 × 472,411.91
  4. Step 4: Simplify right side
    569,361.62x = 370,942,574,747.58
  5. Step 5: Solve for x
    x = 370,942,574,747.58/569,361.62
  6. Step 6: Final answer
    x = 651,506.11

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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.