Home / 1,502,980.40-2,254,475.15-365,742.78

Finding the Fourth Proportional to 1,502,980.40, 2,254,475.15 and 365,742.78

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Solution

The fourth proportional to 1,502,980.40, 2,254,475.15 and 365,742.78 is: 548,615.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,980.40 : 2,254,475.15 = 365,742.78 : x
  2. Step 2: Convert to fraction form
    1,502,980.40/2,254,475.15 = 365,742.78/x
  3. Step 3: Cross multiply
    1,502,980.40x = 2,254,475.15 × 365,742.78
  4. Step 4: Simplify right side
    1,502,980.40x = 824,558,006,973.20
  5. Step 5: Solve for x
    x = 824,558,006,973.20/1,502,980.40
  6. Step 6: Final answer
    x = 548,615.28

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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.