Home / 562,935.84-776,852.64-304,815.60

Finding the Fourth Proportional to 562,935.84, 776,852.64 and 304,815.60

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Solution

The fourth proportional to 562,935.84, 776,852.64 and 304,815.60 is: 420,646.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,935.84 : 776,852.64 = 304,815.60 : x
  2. Step 2: Convert to fraction form
    562,935.84/776,852.64 = 304,815.60/x
  3. Step 3: Cross multiply
    562,935.84x = 776,852.64 × 304,815.60
  4. Step 4: Simplify right side
    562,935.84x = 236,796,803,573.18
  5. Step 5: Solve for x
    x = 236,796,803,573.18/562,935.84
  6. Step 6: Final answer
    x = 420,646.17

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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.