Home / 776,572.92-1,071,668.40-437,041.16

Finding the Fourth Proportional to 776,572.92, 1,071,668.40 and 437,041.16

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Solution

The fourth proportional to 776,572.92, 1,071,668.40 and 437,041.16 is: 603,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,572.92 : 1,071,668.40 = 437,041.16 : x
  2. Step 2: Convert to fraction form
    776,572.92/1,071,668.40 = 437,041.16/x
  3. Step 3: Cross multiply
    776,572.92x = 1,071,668.40 × 437,041.16
  4. Step 4: Simplify right side
    776,572.92x = 468,363,200,671.34
  5. Step 5: Solve for x
    x = 468,363,200,671.34/776,572.92
  6. Step 6: Final answer
    x = 603,115.55

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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.