Home / 472,566.48-651,773.16-302,816.40

Finding the Fourth Proportional to 472,566.48, 651,773.16 and 302,816.40

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Solution

The fourth proportional to 472,566.48, 651,773.16 and 302,816.40 is: 417,650.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,566.48 : 651,773.16 = 302,816.40 : x
  2. Step 2: Convert to fraction form
    472,566.48/651,773.16 = 302,816.40/x
  3. Step 3: Cross multiply
    472,566.48x = 651,773.16 × 302,816.40
  4. Step 4: Simplify right side
    472,566.48x = 197,367,601,927.82
  5. Step 5: Solve for x
    x = 197,367,601,927.82/472,566.48
  6. Step 6: Final answer
    x = 417,650.45

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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.