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Finding the Fourth Proportional to 569,362.22, 785,210.90 and 472,412.51

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Solution

The fourth proportional to 569,362.22, 785,210.90 and 472,412.51 is: 651,506.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,362.22 : 785,210.90 = 472,412.51 : x
  2. Step 2: Convert to fraction form
    569,362.22/785,210.90 = 472,412.51/x
  3. Step 3: Cross multiply
    569,362.22x = 785,210.90 × 472,412.51
  4. Step 4: Simplify right side
    569,362.22x = 370,943,452,148.36
  5. Step 5: Solve for x
    x = 370,943,452,148.36/569,362.22
  6. Step 6: Final answer
    x = 651,506.97

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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.