Home / 581,918.10-803,157.21-364,227.72

Finding the Fourth Proportional to 581,918.10, 803,157.21 and 364,227.72

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Solution

The fourth proportional to 581,918.10, 803,157.21 and 364,227.72 is: 502,703.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,918.10 : 803,157.21 = 364,227.72 : x
  2. Step 2: Convert to fraction form
    581,918.10/803,157.21 = 364,227.72/x
  3. Step 3: Cross multiply
    581,918.10x = 803,157.21 × 364,227.72
  4. Step 4: Simplify right side
    581,918.10x = 292,532,119,399.86
  5. Step 5: Solve for x
    x = 292,532,119,399.86/581,918.10
  6. Step 6: Final answer
    x = 502,703.25

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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.