Home / 788,547.08-1,088,193.96-425,970.80

Finding the Fourth Proportional to 788,547.08, 1,088,193.96 and 425,970.80

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Solution

The fourth proportional to 788,547.08, 1,088,193.96 and 425,970.80 is: 587,839.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,547.08 : 1,088,193.96 = 425,970.80 : x
  2. Step 2: Convert to fraction form
    788,547.08/1,088,193.96 = 425,970.80/x
  3. Step 3: Cross multiply
    788,547.08x = 1,088,193.96 × 425,970.80
  4. Step 4: Simplify right side
    788,547.08x = 463,538,851,696.37
  5. Step 5: Solve for x
    x = 463,538,851,696.37/788,547.08
  6. Step 6: Final answer
    x = 587,839.16

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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.