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Finding the Fourth Proportional to 573,483.04, 855,385.11 and 498,009.68

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Solution

The fourth proportional to 573,483.04, 855,385.11 and 498,009.68 is: 742,811.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,483.04 : 855,385.11 = 498,009.68 : x
  2. Step 2: Convert to fraction form
    573,483.04/855,385.11 = 498,009.68/x
  3. Step 3: Cross multiply
    573,483.04x = 855,385.11 × 498,009.68
  4. Step 4: Simplify right side
    573,483.04x = 425,990,064,907.87
  5. Step 5: Solve for x
    x = 425,990,064,907.87/573,483.04
  6. Step 6: Final answer
    x = 742,811.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.