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Finding the Fourth Proportional to 456,595.52, 630,155.04 and 265,616.96

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Solution

The fourth proportional to 456,595.52, 630,155.04 and 265,616.96 is: 366,582.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,595.52 : 630,155.04 = 265,616.96 : x
  2. Step 2: Convert to fraction form
    456,595.52/630,155.04 = 265,616.96/x
  3. Step 3: Cross multiply
    456,595.52x = 630,155.04 × 265,616.96
  4. Step 4: Simplify right side
    456,595.52x = 167,379,866,053.48
  5. Step 5: Solve for x
    x = 167,379,866,053.48/456,595.52
  6. Step 6: Final answer
    x = 366,582.37

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1.5x scale

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.