Home / 977,462.40-1,465,124.40-346,051.20

Finding the Fourth Proportional to 977,462.40, 1,465,124.40 and 346,051.20

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Solution

The fourth proportional to 977,462.40, 1,465,124.40 and 346,051.20 is: 518,698.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,462.40 : 1,465,124.40 = 346,051.20 : x
  2. Step 2: Convert to fraction form
    977,462.40/1,465,124.40 = 346,051.20/x
  3. Step 3: Cross multiply
    977,462.40x = 1,465,124.40 × 346,051.20
  4. Step 4: Simplify right side
    977,462.40x = 507,008,056,769.28
  5. Step 5: Solve for x
    x = 507,008,056,769.28/977,462.40
  6. Step 6: Final answer
    x = 518,698.27

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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.