Home / 975,203.74-1,462,279.65-442,434.07

Finding the Fourth Proportional to 975,203.74, 1,462,279.65 and 442,434.07

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Solution

The fourth proportional to 975,203.74, 1,462,279.65 and 442,434.07 is: 663,412.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,203.74 : 1,462,279.65 = 442,434.07 : x
  2. Step 2: Convert to fraction form
    975,203.74/1,462,279.65 = 442,434.07/x
  3. Step 3: Cross multiply
    975,203.74x = 1,462,279.65 × 442,434.07
  4. Step 4: Simplify right side
    975,203.74x = 646,962,337,027.68
  5. Step 5: Solve for x
    x = 646,962,337,027.68/975,203.74
  6. Step 6: Final answer
    x = 663,412.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.