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Finding the Fourth Proportional to 700,460.10, 1,050,690.15 and 417,024.90

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Solution

The fourth proportional to 700,460.10, 1,050,690.15 and 417,024.90 is: 625,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,460.10 : 1,050,690.15 = 417,024.90 : x
  2. Step 2: Convert to fraction form
    700,460.10/1,050,690.15 = 417,024.90/x
  3. Step 3: Cross multiply
    700,460.10x = 1,050,690.15 × 417,024.90
  4. Step 4: Simplify right side
    700,460.10x = 438,163,954,734.74
  5. Step 5: Solve for x
    x = 438,163,954,734.74/700,460.10
  6. Step 6: Final answer
    x = 625,537.35

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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.