Home / 1,001,457.46-1,501,270.08-432,482.68

Finding the Fourth Proportional to 1,001,457.46, 1,501,270.08 and 432,482.68

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Solution

The fourth proportional to 1,001,457.46, 1,501,270.08 and 432,482.68 is: 648,328.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,457.46 : 1,501,270.08 = 432,482.68 : x
  2. Step 2: Convert to fraction form
    1,001,457.46/1,501,270.08 = 432,482.68/x
  3. Step 3: Cross multiply
    1,001,457.46x = 1,501,270.08 × 432,482.68
  4. Step 4: Simplify right side
    1,001,457.46x = 649,273,307,602.22
  5. Step 5: Solve for x
    x = 649,273,307,602.22/1,001,457.46
  6. Step 6: Final answer
    x = 648,328.39

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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.