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Finding the Fourth Proportional to 601,316.46, 829,886.58 and 346,676.76

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Solution

The fourth proportional to 601,316.46, 829,886.58 and 346,676.76 is: 478,454.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,316.46 : 829,886.58 = 346,676.76 : x
  2. Step 2: Convert to fraction form
    601,316.46/829,886.58 = 346,676.76/x
  3. Step 3: Cross multiply
    601,316.46x = 829,886.58 × 346,676.76
  4. Step 4: Simplify right side
    601,316.46x = 287,702,390,721.88
  5. Step 5: Solve for x
    x = 287,702,390,721.88/601,316.46
  6. Step 6: Final answer
    x = 478,454.21

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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.