Home / 732,098.65-1,010,283.47-405,405.18

Finding the Fourth Proportional to 732,098.65, 1,010,283.47 and 405,405.18

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Solution

The fourth proportional to 732,098.65, 1,010,283.47 and 405,405.18 is: 559,452.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,098.65 : 1,010,283.47 = 405,405.18 : x
  2. Step 2: Convert to fraction form
    732,098.65/1,010,283.47 = 405,405.18/x
  3. Step 3: Cross multiply
    732,098.65x = 1,010,283.47 × 405,405.18
  4. Step 4: Simplify right side
    732,098.65x = 409,574,156,808.45
  5. Step 5: Solve for x
    x = 409,574,156,808.45/732,098.65
  6. Step 6: Final answer
    x = 559,452.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.