Home / 779,026.79-1,075,543.03-503,528.88

Finding the Fourth Proportional to 779,026.79, 1,075,543.03 and 503,528.88

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Solution

The fourth proportional to 779,026.79, 1,075,543.03 and 503,528.88 is: 695,184.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,026.79 : 1,075,543.03 = 503,528.88 : x
  2. Step 2: Convert to fraction form
    779,026.79/1,075,543.03 = 503,528.88/x
  3. Step 3: Cross multiply
    779,026.79x = 1,075,543.03 × 503,528.88
  4. Step 4: Simplify right side
    779,026.79x = 541,566,977,287.71
  5. Step 5: Solve for x
    x = 541,566,977,287.71/779,026.79
  6. Step 6: Final answer
    x = 695,184.02

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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.