Home / 1,208,023.72-1,812,254.30-497,657

Finding the Fourth Proportional to 1,208,023.72, 1,812,254.30 and 497,657

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Solution

The fourth proportional to 1,208,023.72, 1,812,254.30 and 497,657 is: 746,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,023.72 : 1,812,254.30 = 497,657 : x
  2. Step 2: Convert to fraction form
    1,208,023.72/1,812,254.30 = 497,657/x
  3. Step 3: Cross multiply
    1,208,023.72x = 1,812,254.30 × 497,657
  4. Step 4: Simplify right side
    1,208,023.72x = 901,881,038,175.10
  5. Step 5: Solve for x
    x = 901,881,038,175.10/1,208,023.72
  6. Step 6: Final answer
    x = 746,575.60

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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.