Home / 349,333,705.60-524,000,558.40-326,658,889.60

Finding the Fourth Proportional to 349,333,705.60, 524,000,558.40 and 326,658,889.60

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Solution

The fourth proportional to 349,333,705.60, 524,000,558.40 and 326,658,889.60 is: 489,988,334.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,333,705.60 : 524,000,558.40 = 326,658,889.60 : x
  2. Step 2: Convert to fraction form
    349,333,705.60/524,000,558.40 = 326,658,889.60/x
  3. Step 3: Cross multiply
    349,333,705.60x = 524,000,558.40 × 326,658,889.60
  4. Step 4: Simplify right side
    349,333,705.60x = 171,169,440,556,723,968
  5. Step 5: Solve for x
    x = 171,169,440,556,723,968/349,333,705.60
  6. Step 6: Final answer
    x = 489,988,334.40

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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.