Home / 732,378.16-1,010,518.39-442,036.83

Finding the Fourth Proportional to 732,378.16, 1,010,518.39 and 442,036.83

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Solution

The fourth proportional to 732,378.16, 1,010,518.39 and 442,036.83 is: 609,912.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,378.16 : 1,010,518.39 = 442,036.83 : x
  2. Step 2: Convert to fraction form
    732,378.16/1,010,518.39 = 442,036.83/x
  3. Step 3: Cross multiply
    732,378.16x = 1,010,518.39 × 442,036.83
  4. Step 4: Simplify right side
    732,378.16x = 446,686,345,772.30
  5. Step 5: Solve for x
    x = 446,686,345,772.30/732,378.16
  6. Step 6: Final answer
    x = 609,912.16

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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.