Home / 1,005,503.23-1,506,235.41-465,001.90

Finding the Fourth Proportional to 1,005,503.23, 1,506,235.41 and 465,001.90

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Solution

The fourth proportional to 1,005,503.23, 1,506,235.41 and 465,001.90 is: 696,568.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,503.23 : 1,506,235.41 = 465,001.90 : x
  2. Step 2: Convert to fraction form
    1,005,503.23/1,506,235.41 = 465,001.90/x
  3. Step 3: Cross multiply
    1,005,503.23x = 1,506,235.41 × 465,001.90
  4. Step 4: Simplify right side
    1,005,503.23x = 700,402,327,497.28
  5. Step 5: Solve for x
    x = 700,402,327,497.28/1,005,503.23
  6. Step 6: Final answer
    x = 696,568.95

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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.