Home / 801,437.50-1,105,983.78-461,927.62

Finding the Fourth Proportional to 801,437.50, 1,105,983.78 and 461,927.62

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Solution

The fourth proportional to 801,437.50, 1,105,983.78 and 461,927.62 is: 637,460.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,437.50 : 1,105,983.78 = 461,927.62 : x
  2. Step 2: Convert to fraction form
    801,437.50/1,105,983.78 = 461,927.62/x
  3. Step 3: Cross multiply
    801,437.50x = 1,105,983.78 × 461,927.62
  4. Step 4: Simplify right side
    801,437.50x = 510,884,455,254.00
  5. Step 5: Solve for x
    x = 510,884,455,254.00/801,437.50
  6. Step 6: Final answer
    x = 637,460.13

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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.