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Finding the Fourth Proportional to 600,007.80, 900,011.70 and 496,327.80

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Solution

The fourth proportional to 600,007.80, 900,011.70 and 496,327.80 is: 744,491.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,007.80 : 900,011.70 = 496,327.80 : x
  2. Step 2: Convert to fraction form
    600,007.80/900,011.70 = 496,327.80/x
  3. Step 3: Cross multiply
    600,007.80x = 900,011.70 × 496,327.80
  4. Step 4: Simplify right side
    600,007.80x = 446,700,827,035.26
  5. Step 5: Solve for x
    x = 446,700,827,035.26/600,007.80
  6. Step 6: Final answer
    x = 744,491.70

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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.