Home / 833,248.16-1,249,316.72-272,085.92

Finding the Fourth Proportional to 833,248.16, 1,249,316.72 and 272,085.92

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Solution

The fourth proportional to 833,248.16, 1,249,316.72 and 272,085.92 is: 407,947.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,248.16 : 1,249,316.72 = 272,085.92 : x
  2. Step 2: Convert to fraction form
    833,248.16/1,249,316.72 = 272,085.92/x
  3. Step 3: Cross multiply
    833,248.16x = 1,249,316.72 × 272,085.92
  4. Step 4: Simplify right side
    833,248.16x = 339,921,489,132.58
  5. Step 5: Solve for x
    x = 339,921,489,132.58/833,248.16
  6. Step 6: Final answer
    x = 407,947.48

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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.