Home / 1,009,543.80-1,513,988.10-335,444.10

Finding the Fourth Proportional to 1,009,543.80, 1,513,988.10 and 335,444.10

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Solution

The fourth proportional to 1,009,543.80, 1,513,988.10 and 335,444.10 is: 503,057.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,543.80 : 1,513,988.10 = 335,444.10 : x
  2. Step 2: Convert to fraction form
    1,009,543.80/1,513,988.10 = 335,444.10/x
  3. Step 3: Cross multiply
    1,009,543.80x = 1,513,988.10 × 335,444.10
  4. Step 4: Simplify right side
    1,009,543.80x = 507,858,375,615.21
  5. Step 5: Solve for x
    x = 507,858,375,615.21/1,009,543.80
  6. Step 6: Final answer
    x = 503,057.30

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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.