Home / 456,929.88-630,542.64-252,966.48

Finding the Fourth Proportional to 456,929.88, 630,542.64 and 252,966.48

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Solution

The fourth proportional to 456,929.88, 630,542.64 and 252,966.48 is: 349,082.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,929.88 : 630,542.64 = 252,966.48 : x
  2. Step 2: Convert to fraction form
    456,929.88/630,542.64 = 252,966.48/x
  3. Step 3: Cross multiply
    456,929.88x = 630,542.64 × 252,966.48
  4. Step 4: Simplify right side
    456,929.88x = 159,506,152,130.71
  5. Step 5: Solve for x
    x = 159,506,152,130.71/456,929.88
  6. Step 6: Final answer
    x = 349,082.34

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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.