Home / 774,038.04-1,068,175.12-429,874.86

Finding the Fourth Proportional to 774,038.04, 1,068,175.12 and 429,874.86

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Solution

The fourth proportional to 774,038.04, 1,068,175.12 and 429,874.86 is: 593,228.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,038.04 : 1,068,175.12 = 429,874.86 : x
  2. Step 2: Convert to fraction form
    774,038.04/1,068,175.12 = 429,874.86/x
  3. Step 3: Cross multiply
    774,038.04x = 1,068,175.12 × 429,874.86
  4. Step 4: Simplify right side
    774,038.04x = 459,181,630,165.48
  5. Step 5: Solve for x
    x = 459,181,630,165.48/774,038.04
  6. Step 6: Final answer
    x = 593,228.76

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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.