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Finding the Fourth Proportional to 594,606.17, 820,547.64 and 349,618.61

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Solution

The fourth proportional to 594,606.17, 820,547.64 and 349,618.61 is: 482,468.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,606.17 : 820,547.64 = 349,618.61 : x
  2. Step 2: Convert to fraction form
    594,606.17/820,547.64 = 349,618.61/x
  3. Step 3: Cross multiply
    594,606.17x = 820,547.64 × 349,618.61
  4. Step 4: Simplify right side
    594,606.17x = 286,878,721,232.84
  5. Step 5: Solve for x
    x = 286,878,721,232.84/594,606.17
  6. Step 6: Final answer
    x = 482,468.46

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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.