Home / 832,458.48-1,148,792.76-450,485.28

Finding the Fourth Proportional to 832,458.48, 1,148,792.76 and 450,485.28

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Solution

The fourth proportional to 832,458.48, 1,148,792.76 and 450,485.28 is: 621,669.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,458.48 : 1,148,792.76 = 450,485.28 : x
  2. Step 2: Convert to fraction form
    832,458.48/1,148,792.76 = 450,485.28/x
  3. Step 3: Cross multiply
    832,458.48x = 1,148,792.76 × 450,485.28
  4. Step 4: Simplify right side
    832,458.48x = 517,514,228,150.57
  5. Step 5: Solve for x
    x = 517,514,228,150.57/832,458.48
  6. Step 6: Final answer
    x = 621,669.72

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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.