Home / 974,875.09-1,345,302.45-539,281.08

Finding the Fourth Proportional to 974,875.09, 1,345,302.45 and 539,281.08

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Solution

The fourth proportional to 974,875.09, 1,345,302.45 and 539,281.08 is: 744,193.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,875.09 : 1,345,302.45 = 539,281.08 : x
  2. Step 2: Convert to fraction form
    974,875.09/1,345,302.45 = 539,281.08/x
  3. Step 3: Cross multiply
    974,875.09x = 1,345,302.45 × 539,281.08
  4. Step 4: Simplify right side
    974,875.09x = 725,496,160,429.58
  5. Step 5: Solve for x
    x = 725,496,160,429.58/974,875.09
  6. Step 6: Final answer
    x = 744,193.97

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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.