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Finding the Fourth Proportional to 604,702.71, 834,524.19 and 346,622.58

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Solution

The fourth proportional to 604,702.71, 834,524.19 and 346,622.58 is: 478,358.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,702.71 : 834,524.19 = 346,622.58 : x
  2. Step 2: Convert to fraction form
    604,702.71/834,524.19 = 346,622.58/x
  3. Step 3: Cross multiply
    604,702.71x = 834,524.19 × 346,622.58
  4. Step 4: Simplify right side
    604,702.71x = 289,264,927,810.21
  5. Step 5: Solve for x
    x = 289,264,927,810.21/604,702.71
  6. Step 6: Final answer
    x = 478,358.91

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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.