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Finding the Fourth Proportional to 555,042.34, 832,895.64 and 239,499.24

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Solution

The fourth proportional to 555,042.34, 832,895.64 and 239,499.24 is: 359,392.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,042.34 : 832,895.64 = 239,499.24 : x
  2. Step 2: Convert to fraction form
    555,042.34/832,895.64 = 239,499.24/x
  3. Step 3: Cross multiply
    555,042.34x = 832,895.64 × 239,499.24
  4. Step 4: Simplify right side
    555,042.34x = 199,477,872,779.31
  5. Step 5: Solve for x
    x = 199,477,872,779.31/555,042.34
  6. Step 6: Final answer
    x = 359,392.18

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1.5x scale

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.