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Finding the Fourth Proportional to 604,573.40, 834,318.30 and 346,445.24

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Solution

The fourth proportional to 604,573.40, 834,318.30 and 346,445.24 is: 478,098.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,573.40 : 834,318.30 = 346,445.24 : x
  2. Step 2: Convert to fraction form
    604,573.40/834,318.30 = 346,445.24/x
  3. Step 3: Cross multiply
    604,573.40x = 834,318.30 × 346,445.24
  4. Step 4: Simplify right side
    604,573.40x = 289,045,603,679.89
  5. Step 5: Solve for x
    x = 289,045,603,679.89/604,573.40
  6. Step 6: Final answer
    x = 478,098.45

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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.