Home / 975,431.48-1,346,085.52-539,849.68

Finding the Fourth Proportional to 975,431.48, 1,346,085.52 and 539,849.68

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Solution

The fourth proportional to 975,431.48, 1,346,085.52 and 539,849.68 is: 744,987.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,431.48 : 1,346,085.52 = 539,849.68 : x
  2. Step 2: Convert to fraction form
    975,431.48/1,346,085.52 = 539,849.68/x
  3. Step 3: Cross multiply
    975,431.48x = 1,346,085.52 × 539,849.68
  4. Step 4: Simplify right side
    975,431.48x = 726,683,837,224.63
  5. Step 5: Solve for x
    x = 726,683,837,224.63/975,431.48
  6. Step 6: Final answer
    x = 744,987.07

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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.