Home / 697,702.60-1,046,541.66-397,543.06

Finding the Fourth Proportional to 697,702.60, 1,046,541.66 and 397,543.06

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Solution

The fourth proportional to 697,702.60, 1,046,541.66 and 397,543.06 is: 596,307.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,702.60 : 1,046,541.66 = 397,543.06 : x
  2. Step 2: Convert to fraction form
    697,702.60/1,046,541.66 = 397,543.06/x
  3. Step 3: Cross multiply
    697,702.60x = 1,046,541.66 × 397,543.06
  4. Step 4: Simplify right side
    697,702.60x = 416,045,373,933.88
  5. Step 5: Solve for x
    x = 416,045,373,933.88/697,702.60
  6. Step 6: Final answer
    x = 596,307.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.