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Finding the Fourth Proportional to 601,554.84, 830,090.52 and 346,856.88

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Solution

The fourth proportional to 601,554.84, 830,090.52 and 346,856.88 is: 478,630.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,554.84 : 830,090.52 = 346,856.88 : x
  2. Step 2: Convert to fraction form
    601,554.84/830,090.52 = 346,856.88/x
  3. Step 3: Cross multiply
    601,554.84x = 830,090.52 × 346,856.88
  4. Step 4: Simplify right side
    601,554.84x = 287,922,607,884.78
  5. Step 5: Solve for x
    x = 287,922,607,884.78/601,554.84
  6. Step 6: Final answer
    x = 478,630.69

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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.