Home / 910,157.64-1,255,994.40-502,254.15

Finding the Fourth Proportional to 910,157.64, 1,255,994.40 and 502,254.15

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Solution

The fourth proportional to 910,157.64, 1,255,994.40 and 502,254.15 is: 693,097.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,157.64 : 1,255,994.40 = 502,254.15 : x
  2. Step 2: Convert to fraction form
    910,157.64/1,255,994.40 = 502,254.15/x
  3. Step 3: Cross multiply
    910,157.64x = 1,255,994.40 × 502,254.15
  4. Step 4: Simplify right side
    910,157.64x = 630,828,399,776.76
  5. Step 5: Solve for x
    x = 630,828,399,776.76/910,157.64
  6. Step 6: Final answer
    x = 693,097.96

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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.