Home / 732,402-1,010,629.71-426,545.19

Finding the Fourth Proportional to 732,402, 1,010,629.71 and 426,545.19

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Solution

The fourth proportional to 732,402, 1,010,629.71 and 426,545.19 is: 588,582.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,402 : 1,010,629.71 = 426,545.19 : x
  2. Step 2: Convert to fraction form
    732,402/1,010,629.71 = 426,545.19/x
  3. Step 3: Cross multiply
    732,402x = 1,010,629.71 × 426,545.19
  4. Step 4: Simplify right side
    732,402x = 431,079,241,671.60
  5. Step 5: Solve for x
    x = 431,079,241,671.60/732,402
  6. Step 6: Final answer
    x = 588,582.83

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1.5x scale

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.