Home / 1,003,758.72-1,506,029.76-442,397.76

Finding the Fourth Proportional to 1,003,758.72, 1,506,029.76 and 442,397.76

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Solution

The fourth proportional to 1,003,758.72, 1,506,029.76 and 442,397.76 is: 663,769.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,758.72 : 1,506,029.76 = 442,397.76 : x
  2. Step 2: Convert to fraction form
    1,003,758.72/1,506,029.76 = 442,397.76/x
  3. Step 3: Cross multiply
    1,003,758.72x = 1,506,029.76 × 442,397.76
  4. Step 4: Simplify right side
    1,003,758.72x = 666,264,192,317.34
  5. Step 5: Solve for x
    x = 666,264,192,317.34/1,003,758.72
  6. Step 6: Final answer
    x = 663,769.27

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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.