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Finding the Fourth Proportional to 456,695.94, 630,030.12 and 295,602.75

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Solution

The fourth proportional to 456,695.94, 630,030.12 and 295,602.75 is: 407,795.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,695.94 : 630,030.12 = 295,602.75 : x
  2. Step 2: Convert to fraction form
    456,695.94/630,030.12 = 295,602.75/x
  3. Step 3: Cross multiply
    456,695.94x = 630,030.12 × 295,602.75
  4. Step 4: Simplify right side
    456,695.94x = 186,238,636,054.83
  5. Step 5: Solve for x
    x = 186,238,636,054.83/456,695.94
  6. Step 6: Final answer
    x = 407,795.69

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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.