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Finding the Fourth Proportional to 540,460.50, 810,684.27 and 507,577.86

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Solution

The fourth proportional to 540,460.50, 810,684.27 and 507,577.86 is: 761,360.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,460.50 : 810,684.27 = 507,577.86 : x
  2. Step 2: Convert to fraction form
    540,460.50/810,684.27 = 507,577.86/x
  3. Step 3: Cross multiply
    540,460.50x = 810,684.27 × 507,577.86
  4. Step 4: Simplify right side
    540,460.50x = 411,485,386,902.26
  5. Step 5: Solve for x
    x = 411,485,386,902.26/540,460.50
  6. Step 6: Final answer
    x = 761,360.70

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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.