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Finding the Fourth Proportional to 556,267.20, 834,400.80 and 497,218.20

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Solution

The fourth proportional to 556,267.20, 834,400.80 and 497,218.20 is: 745,827.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,267.20 : 834,400.80 = 497,218.20 : x
  2. Step 2: Convert to fraction form
    556,267.20/834,400.80 = 497,218.20/x
  3. Step 3: Cross multiply
    556,267.20x = 834,400.80 × 497,218.20
  4. Step 4: Simplify right side
    556,267.20x = 414,879,263,854.56
  5. Step 5: Solve for x
    x = 414,879,263,854.56/556,267.20
  6. Step 6: Final answer
    x = 745,827.30

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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.