Home / 977,056.40-1,465,757.40-346,336.40

Finding the Fourth Proportional to 977,056.40, 1,465,757.40 and 346,336.40

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Solution

The fourth proportional to 977,056.40, 1,465,757.40 and 346,336.40 is: 519,565.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,056.40 : 1,465,757.40 = 346,336.40 : x
  2. Step 2: Convert to fraction form
    977,056.40/1,465,757.40 = 346,336.40/x
  3. Step 3: Cross multiply
    977,056.40x = 1,465,757.40 × 346,336.40
  4. Step 4: Simplify right side
    977,056.40x = 507,645,141,189.36
  5. Step 5: Solve for x
    x = 507,645,141,189.36/977,056.40
  6. Step 6: Final answer
    x = 519,565.85

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Double scale
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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.