Home / 977,231.60-1,467,159.60-623,812.40

Finding the Fourth Proportional to 977,231.60, 1,467,159.60 and 623,812.40

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Solution

The fourth proportional to 977,231.60, 1,467,159.60 and 623,812.40 is: 936,556.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,231.60 : 1,467,159.60 = 623,812.40 : x
  2. Step 2: Convert to fraction form
    977,231.60/1,467,159.60 = 623,812.40/x
  3. Step 3: Cross multiply
    977,231.60x = 1,467,159.60 × 623,812.40
  4. Step 4: Simplify right side
    977,231.60x = 915,232,351,259.04
  5. Step 5: Solve for x
    x = 915,232,351,259.04/977,231.60
  6. Step 6: Final answer
    x = 936,556.24

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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.