Home / 369,210.42-509,525.37-208,072.26

Finding the Fourth Proportional to 369,210.42, 509,525.37 and 208,072.26

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Solution

The fourth proportional to 369,210.42, 509,525.37 and 208,072.26 is: 287,148.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,210.42 : 509,525.37 = 208,072.26 : x
  2. Step 2: Convert to fraction form
    369,210.42/509,525.37 = 208,072.26/x
  3. Step 3: Cross multiply
    369,210.42x = 509,525.37 × 208,072.26
  4. Step 4: Simplify right side
    369,210.42x = 106,018,095,263.24
  5. Step 5: Solve for x
    x = 106,018,095,263.24/369,210.42
  6. Step 6: Final answer
    x = 287,148.17

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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.