Home / 754,847.86-1,041,705.93-415,316.74

Finding the Fourth Proportional to 754,847.86, 1,041,705.93 and 415,316.74

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Solution

The fourth proportional to 754,847.86, 1,041,705.93 and 415,316.74 is: 573,145.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,847.86 : 1,041,705.93 = 415,316.74 : x
  2. Step 2: Convert to fraction form
    754,847.86/1,041,705.93 = 415,316.74/x
  3. Step 3: Cross multiply
    754,847.86x = 1,041,705.93 × 415,316.74
  4. Step 4: Simplify right side
    754,847.86x = 432,637,910,886.27
  5. Step 5: Solve for x
    x = 432,637,910,886.27/754,847.86
  6. Step 6: Final answer
    x = 573,145.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.