Home / 790,088.01-1,090,313.26-427,503.86

Finding the Fourth Proportional to 790,088.01, 1,090,313.26 and 427,503.86

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Solution

The fourth proportional to 790,088.01, 1,090,313.26 and 427,503.86 is: 589,950.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,088.01 : 1,090,313.26 = 427,503.86 : x
  2. Step 2: Convert to fraction form
    790,088.01/1,090,313.26 = 427,503.86/x
  3. Step 3: Cross multiply
    790,088.01x = 1,090,313.26 × 427,503.86
  4. Step 4: Simplify right side
    790,088.01x = 466,113,127,259.18
  5. Step 5: Solve for x
    x = 466,113,127,259.18/790,088.01
  6. Step 6: Final answer
    x = 589,950.89

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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.