Home / 499,135.02-749,052.45-288,483.18

Finding the Fourth Proportional to 499,135.02, 749,052.45 and 288,483.18

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Solution

The fourth proportional to 499,135.02, 749,052.45 and 288,483.18 is: 432,927.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,135.02 : 749,052.45 = 288,483.18 : x
  2. Step 2: Convert to fraction form
    499,135.02/749,052.45 = 288,483.18/x
  3. Step 3: Cross multiply
    499,135.02x = 749,052.45 × 288,483.18
  4. Step 4: Simplify right side
    499,135.02x = 216,089,032,762.79
  5. Step 5: Solve for x
    x = 216,089,032,762.79/499,135.02
  6. Step 6: Final answer
    x = 432,927.01

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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.