Home / 739,577.60-1,109,366.40-710,547.20

Finding the Fourth Proportional to 739,577.60, 1,109,366.40 and 710,547.20

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Solution

The fourth proportional to 739,577.60, 1,109,366.40 and 710,547.20 is: 1,065,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,577.60 : 1,109,366.40 = 710,547.20 : x
  2. Step 2: Convert to fraction form
    739,577.60/1,109,366.40 = 710,547.20/x
  3. Step 3: Cross multiply
    739,577.60x = 1,109,366.40 × 710,547.20
  4. Step 4: Simplify right side
    739,577.60x = 788,257,189,294.08
  5. Step 5: Solve for x
    x = 788,257,189,294.08/739,577.60
  6. Step 6: Final answer
    x = 1,065,820.80

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1.5x scale

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.