Home / 659,929.04-910,701.60-373,443.92

Finding the Fourth Proportional to 659,929.04, 910,701.60 and 373,443.92

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Solution

The fourth proportional to 659,929.04, 910,701.60 and 373,443.92 is: 515,352.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,929.04 : 910,701.60 = 373,443.92 : x
  2. Step 2: Convert to fraction form
    659,929.04/910,701.60 = 373,443.92/x
  3. Step 3: Cross multiply
    659,929.04x = 910,701.60 × 373,443.92
  4. Step 4: Simplify right side
    659,929.04x = 340,095,975,454.27
  5. Step 5: Solve for x
    x = 340,095,975,454.27/659,929.04
  6. Step 6: Final answer
    x = 515,352.34

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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.